64662396 has 24 divisors (see below), whose sum is σ = 158820480. Its totient is φ = 20419632.

The previous prime is 64662391. The next prime is 64662419. The reversal of 64662396 is 69326646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64662391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141576 + ... + 142031.

It is an arithmetic number, because the mean of its divisors is an integer number (6617520).

Almost surely, 2^64662396 is an apocalyptic number.

It is an amenable number.

64662396 is an abundant number, since it is smaller than the sum of its proper divisors (94158084).

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

64662396 is a wasteful number, since it uses less digits than its factorization.

64662396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283633 (or 283631 counting only the distinct ones).

The product of its digits is 279936, while the sum is 42.

The square root of 64662396 is about 8041.2931795825. The cubic root of 64662396 is about 401.3752579120.

The spelling of 64662396 in words is "sixty-four million, six hundred sixty-two thousand, three hundred ninety-six".