64662352 has 20 divisors (see below), whose sum is σ = 125539956. Its totient is φ = 32264960.

The previous prime is 64662349. The next prime is 64662391. The reversal of 64662352 is 25326646.

It can be written as a sum of positive squares in 2 ways, for example, as 36529936 + 28132416 = 6044^2 + 5304^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4458 + ... + 12214.

Almost surely, 2^64662352 is an apocalyptic number.

It is an amenable number.

64662352 is a deficient number, since it is larger than the sum of its proper divisors (60877604).

64662352 is a wasteful number, since it uses less digits than its factorization.

64662352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8286 (or 8280 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 64662352 is about 8041.2904437037. The cubic root of 64662352 is about 401.3751668724.

Adding to 64662352 its reverse (25326646), we get a palindrome (89988998).

The spelling of 64662352 in words is "sixty-four million, six hundred sixty-two thousand, three hundred fifty-two".