20114638 has 16 divisors (see below), whose sum is σ = 32087664. Its totient is φ = 9424000.

The previous prime is 20114573. The next prime is 20114651. The reversal of 20114638 is 83641102.

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, 7356 + ... + 9712.

It is an arithmetic number, because the mean of its divisors is an integer number (2005479).

Almost surely, 2^20114638 is an apocalyptic number.

20114638 is a deficient number, since it is larger than the sum of its proper divisors (11973026).

20114638 is a wasteful number, since it uses less digits than its factorization.

20114638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2627.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 20114638 is about 4484.9345591658. The cubic root of 20114638 is about 271.9593995773.

The spelling of 20114638 in words is "twenty million, one hundred fourteen thousand, six hundred thirty-eight".