64241406 has 24 divisors (see below), whose sum is σ = 141818040. Its totient is φ = 21009456.

The previous prime is 64241389. The next prime is 64241447. The reversal of 64241406 is 60414246.

64241406 is a `hidden beast` number, since 642 + 4 + 14 + 0 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 64241406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32716 + ... + 34623.

It is an arithmetic number, because the mean of its divisors is an integer number (5909085).

Almost surely, 2^64241406 is an apocalyptic number.

64241406 is an abundant number, since it is smaller than the sum of its proper divisors (77576634).

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

64241406 is a wasteful number, since it uses less digits than its factorization.

64241406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67400 (or 67397 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 64241406 is about 8015.0736740220. The cubic root of 64241406 is about 400.5022981441.

The spelling of 64241406 in words is "sixty-four million, two hundred forty-one thousand, four hundred six".