64904112 has 240 divisors, whose sum is σ = 232366080. Its totient is φ = 16982784.

The previous prime is 64904101. The next prime is 64904131. The reversal of 64904112 is 21140946.

64904112 is a `hidden beast` number, since 649 + 0 + 4 + 1 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 510993 + ... + 511119.

It is an arithmetic number, because the mean of its divisors is an integer number (968192).

Almost surely, 2^64904112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64904112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116183040).

64904112 is an abundant number, since it is smaller than the sum of its proper divisors (167461968).

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

64904112 is a wasteful number, since it uses less digits than its factorization.

64904112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 64904112 is about 8056.3088322134. The cubic root of 64904112 is about 401.8747660694.

The spelling of 64904112 in words is "sixty-four million, nine hundred four thousand, one hundred twelve".