64015412 has 24 divisors (see below), whose sum is σ = 116575200. Its totient is φ = 30721376.

The previous prime is 64015411. The next prime is 64015423. The reversal of 64015412 is 21451046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64015411) 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, 19223 + ... + 22305.

It is an arithmetic number, because the mean of its divisors is an integer number (4857300).

Almost surely, 2^64015412 is an apocalyptic number.

It is an amenable number.

64015412 is a deficient number, since it is larger than the sum of its proper divisors (52559788).

64015412 is a wasteful number, since it uses less digits than its factorization.

64015412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295 (or 3293 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 64015412 is about 8000.9631920163. The cubic root of 64015412 is about 400.0321057563.

Adding to 64015412 its reverse (21451046), we get a palindrome (85466458).

The spelling of 64015412 in words is "sixty-four million, fifteen thousand, four hundred twelve".