64922412 has 12 divisors (see below), whose sum is σ = 151485656. Its totient is φ = 21640800.

The previous prime is 64922381. The next prime is 64922423. The reversal of 64922412 is 21422946.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 64922412.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2705089 + ... + 2705112.

Almost surely, 2^64922412 is an apocalyptic number.

It is an amenable number.

64922412 is an abundant number, since it is smaller than the sum of its proper divisors (86563244).

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

64922412 is a wasteful number, since it uses less digits than its factorization.

64922412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5410208 (or 5410206 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 64922412 is about 8057.4445080311. Note that the first 3 decimals coincide. The cubic root of 64922412 is about 401.9125326397.

The spelling of 64922412 in words is "sixty-four million, nine hundred twenty-two thousand, four hundred twelve".