74146753 has 4 divisors (see below), whose sum is σ = 74184660. Its totient is φ = 74108848.

The previous prime is 74146747. The next prime is 74146763. The reversal of 74146753 is 35764147.

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 16265089 + 57881664 = 4033^2 + 7608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74146753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74146763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15850 + ... + 19987.

It is an arithmetic number, because the mean of its divisors is an integer number (18546165).

Almost surely, 2^74146753 is an apocalyptic number.

It is an amenable number.

74146753 is a deficient number, since it is larger than the sum of its proper divisors (37907).

74146753 is a wasteful number, since it uses less digits than its factorization.

74146753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37906.

The product of its digits is 70560, while the sum is 37.

The square root of 74146753 is about 8610.8508871075. The cubic root of 74146753 is about 420.1109929632.

The spelling of 74146753 in words is "seventy-four million, one hundred forty-six thousand, seven hundred fifty-three".