20252678 has 16 divisors (see below), whose sum is σ = 32775840. Its totient is φ = 9350016.

The previous prime is 20252663. The next prime is 20252707. The reversal of 20252678 is 87625202.

It is a congruent number.

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, 3818 + ... + 7421.

It is an arithmetic number, because the mean of its divisors is an integer number (2048490).

Almost surely, 2^20252678 is an apocalyptic number.

20252678 is a deficient number, since it is larger than the sum of its proper divisors (12523162).

20252678 is a wasteful number, since it uses less digits than its factorization.

20252678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11311.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 20252678 is about 4500.2975457185. The cubic root of 20252678 is about 272.5801038247.

The spelling of 20252678 in words is "twenty million, two hundred fifty-two thousand, six hundred seventy-eight".