64371306 has 16 divisors (see below), whose sum is σ = 128828448. Its totient is φ = 21442800.

The previous prime is 64371269. The next prime is 64371311. The reversal of 64371306 is 60317346.

It is a super-2 number, since 2×64371306² = 8287330072291272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10341 + ... + 15351.

It is an arithmetic number, because the mean of its divisors is an integer number (8051778).

Almost surely, 2^64371306 is an apocalyptic number.

64371306 is an abundant number, since it is smaller than the sum of its proper divisors (64457142).

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

64371306 is a wasteful number, since it uses less digits than its factorization.

64371306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7157.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 64371306 is about 8023.1730630717. The cubic root of 64371306 is about 400.7720630047.

The spelling of 64371306 in words is "sixty-four million, three hundred seventy-one thousand, three hundred six".