64496788 has 6 divisors (see below), whose sum is σ = 112869386. Its totient is φ = 32248392.

The previous prime is 64496777. The next prime is 64496791. The reversal of 64496788 is 88769446.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 61496964 + 2999824 = 7842^2 + 1732^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8062095 + ... + 8062102.

Almost surely, 2^64496788 is an apocalyptic number.

It is an amenable number.

64496788 is a deficient number, since it is larger than the sum of its proper divisors (48372598).

64496788 is a wasteful number, since it uses less digits than its factorization.

64496788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16124201 (or 16124199 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 52.

The square root of 64496788 is about 8030.9892292295. The cubic root of 64496788 is about 401.0323085558.

The spelling of 64496788 in words is "sixty-four million, four hundred ninety-six thousand, seven hundred eighty-eight".