4526194729 has 15 divisors (see below), whose sum is σ = 5284094903. Its totient is φ = 3876769848.

The previous prime is 4526194727. The next prime is 4526194747. The reversal of 4526194729 is 9274916254.

It is a happy number.

The square root of 4526194729 is 67277.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4473603225 + 52591504 = 66885^2 + 7252^2 .

It is not a de Polignac number, because 4526194729 - 2¹ = 4526194727 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4526194723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 3295887 + ... + 3297259.

Almost surely, 2^4526194729 is an apocalyptic number.

4526194729 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4526194729 is the 67277-th square number.

4526194729 is the 33639-th centered octagonal number.

It is an amenable number.

4526194729 is a deficient number, since it is larger than the sum of its proper divisors (757900174).

4526194729 is an frugal number, since it uses more digits than its factorization.

4526194729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774 (or 1380 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The cubic root of 4526194729 is about 1654.1608764181.

Multiplying 4526194729 by its sum of digits (49), we get a square (221783541721 = 470939²).

4526194729 divided by its sum of digits (49) gives a square (92371321 = 9611²).

The spelling of 4526194729 in words is "four billion, five hundred twenty-six million, one hundred ninety-four thousand, seven hundred twenty-nine".