64863795 has 16 divisors (see below), whose sum is σ = 108294912. Its totient is φ = 33089760.

The previous prime is 64863781. The next prime is 64863809. The reversal of 64863795 is 59736846.

It is an interprime number because it is at equal distance from previous prime (64863781) and next prime (64863809).

It is not a de Polignac number, because 64863795 - 2¹² = 64859699 is a prime.

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, 93661 + ... + 94350.

It is an arithmetic number, because the mean of its divisors is an integer number (6768432).

Almost surely, 2^64863795 is an apocalyptic number.

64863795 is a deficient number, since it is larger than the sum of its proper divisors (43431117).

64863795 is a wasteful number, since it uses less digits than its factorization.

64863795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188042.

The product of its digits is 1088640, while the sum is 48.

The square root of 64863795 is about 8053.8062430133. The cubic root of 64863795 is about 401.7915369258.

The spelling of 64863795 in words is "sixty-four million, eight hundred sixty-three thousand, seven hundred ninety-five".