4536949 has 4 divisors (see below), whose sum is σ = 4545100. Its totient is φ = 4528800.

The previous prime is 4536947. The next prime is 4536967. The reversal of 4536949 is 9496354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3802500 + 734449 = 1950^2 + 857^2 .

It is a cyclic number.

It is not a de Polignac number, because 4536949 - 2¹ = 4536947 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4536941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3174 + ... + 4375.

It is an arithmetic number, because the mean of its divisors is an integer number (1136275).

Almost surely, 2^4536949 is an apocalyptic number.

It is an amenable number.

4536949 is a deficient number, since it is larger than the sum of its proper divisors (8151).

4536949 is an equidigital number, since it uses as much as digits as its factorization.

4536949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8150.

The product of its digits is 116640, while the sum is 40.

The square root of 4536949 is about 2130.0115023164. The cubic root of 4536949 is about 165.5469939536.

It can be divided in two parts, 45369 and 49, that multiplied together give a square (2223081 = 1491²).

The spelling of 4536949 in words is "four million, five hundred thirty-six thousand, nine hundred forty-nine".