64215062 has 4 divisors (see below), whose sum is σ = 96322596. Its totient is φ = 32107530.

The previous prime is 64215029. The next prime is 64215097. The reversal of 64215062 is 26051246.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16053764 + ... + 16053767.

It is an arithmetic number, because the mean of its divisors is an integer number (24080649).

Almost surely, 2^64215062 is an apocalyptic number.

64215062 is a deficient number, since it is larger than the sum of its proper divisors (32107534).

64215062 is a wasteful number, since it uses less digits than its factorization.

64215062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32107533.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 64215062 is about 8013.4301020225. The cubic root of 64215062 is about 400.4475449055.

The spelling of 64215062 in words is "sixty-four million, two hundred fifteen thousand, sixty-two".