64268802 has 40 divisors (see below), whose sum is σ = 155092476. Its totient is φ = 19774368.

The previous prime is 64268783. The next prime is 64268819. The reversal of 64268802 is 20886246.

64268802 is a `hidden beast` number, since 642 + 6 + 8 + 8 + 0 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 45684081 + 18584721 = 6759^2 + 4311^2 .

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 in 19 ways as a sum of consecutive naturals, for example, 13153 + ... + 17364.

Almost surely, 2^64268802 is an apocalyptic number.

64268802 is an abundant number, since it is smaller than the sum of its proper divisors (90823674).

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

64268802 is a wasteful number, since it uses less digits than its factorization.

64268802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30544 (or 30535 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 64268802 is about 8016.7825216854. The cubic root of 64268802 is about 400.5592219793.

The spelling of 64268802 in words is "sixty-four million, two hundred sixty-eight thousand, eight hundred two".