20364795 has 24 divisors (see below), whose sum is σ = 38508912. Its totient is φ = 9873600.

The previous prime is 20364787. The next prime is 20364803. The reversal of 20364795 is 59746302.

20364795 is a `hidden beast` number, since 2 + 0 + 3 + 647 + 9 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (20364787) and next prime (20364803).

It is not a de Polignac number, because 20364795 - 2³ = 20364787 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20076 + ... + 21065.

It is an arithmetic number, because the mean of its divisors is an integer number (1604538).

Almost surely, 2^20364795 is an apocalyptic number.

20364795 is a deficient number, since it is larger than the sum of its proper divisors (18144117).

20364795 is a wasteful number, since it uses less digits than its factorization.

20364795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41163 (or 41160 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 20364795 is about 4512.7369743871. The cubic root of 20364795 is about 273.0821714565.

The spelling of 20364795 in words is "twenty million, three hundred sixty-four thousand, seven hundred ninety-five".