64496136 has 32 divisors (see below), whose sum is σ = 161451360. Its totient is φ = 21470592.

The previous prime is 64496123. The next prime is 64496137. The reversal of 64496136 is 63169446.

It is a junction number, because it is equal to n+sod(n) for n = 64496094 and 64496103.

It is not an unprimeable number, because it can be changed into a prime (64496137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25756 + ... + 28148.

It is an arithmetic number, because the mean of its divisors is an integer number (5045355).

Almost surely, 2^64496136 is an apocalyptic number.

It is an amenable number.

64496136 is an abundant number, since it is smaller than the sum of its proper divisors (96955224).

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

64496136 is a wasteful number, since it uses less digits than its factorization.

64496136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3525 (or 3521 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 64496136 is about 8030.9486363692. The cubic root of 64496136 is about 401.0309572019.

The spelling of 64496136 in words is "sixty-four million, four hundred ninety-six thousand, one hundred thirty-six".