64734252 has 48 divisors (see below), whose sum is σ = 165255552. Its totient is φ = 19559680.

The previous prime is 64734247. The next prime is 64734289. The reversal of 64734252 is 25243746.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77863 + ... + 78689.

It is an arithmetic number, because the mean of its divisors is an integer number (3442824).

Almost surely, 2^64734252 is an apocalyptic number.

It is an amenable number.

64734252 is an abundant number, since it is smaller than the sum of its proper divisors (100521300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64734252 is a wasteful number, since it uses less digits than its factorization.

64734252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438 (or 1436 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 64734252 is about 8045.7598771030. The cubic root of 64734252 is about 401.5238787779.

Adding to 64734252 its reverse (25243746), we get a palindrome (89977998).

The spelling of 64734252 in words is "sixty-four million, seven hundred thirty-four thousand, two hundred fifty-two".