64316370 has 32 divisors (see below), whose sum is σ = 154597248. Its totient is φ = 17124608.

The previous prime is 64316341. The next prime is 64316407. The reversal of 64316370 is 7361346.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25402 + ... + 27818.

It is an arithmetic number, because the mean of its divisors is an integer number (4831164).

Almost surely, 2^64316370 is an apocalyptic number.

64316370 is an abundant number, since it is smaller than the sum of its proper divisors (90280878).

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

64316370 is a wasteful number, since it uses less digits than its factorization.

64316370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314.

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

The square root of 64316370 is about 8019.7487491816. The cubic root of 64316370 is about 400.6580210937.

The spelling of 64316370 in words is "sixty-four million, three hundred sixteen thousand, three hundred seventy".