20514268 has 24 divisors (see below), whose sum is σ = 37643760. Its totient is φ = 9770880.

The previous prime is 20514259. The next prime is 20514271. The reversal of 20514268 is 86241502.

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, 5598 + ... + 8506.

It is an arithmetic number, because the mean of its divisors is an integer number (1568490).

Almost surely, 2^20514268 is an apocalyptic number.

It is an amenable number.

20514268 is a deficient number, since it is larger than the sum of its proper divisors (17129492).

20514268 is a wasteful number, since it uses less digits than its factorization.

20514268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2997 (or 2995 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 20514268 is about 4529.2679320173. The cubic root of 20514268 is about 273.7486639774.

The spelling of 20514268 in words is "twenty million, five hundred fourteen thousand, two hundred sixty-eight".