54987902 has 8 divisors (see below), whose sum is σ = 82513512. Its totient is φ = 27483400.

The previous prime is 54987899. The next prime is 54987937. The reversal of 54987902 is 20978945.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6452 + ... + 12312.

It is an arithmetic number, because the mean of its divisors is an integer number (10314189).

Almost surely, 2^54987902 is an apocalyptic number.

54987902 is a deficient number, since it is larger than the sum of its proper divisors (27525610).

54987902 is a wasteful number, since it uses less digits than its factorization.

54987902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10554.

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 54987902 is about 7415.3827952440. The cubic root of 54987902 is about 380.2673603230.

The spelling of 54987902 in words is "fifty-four million, nine hundred eighty-seven thousand, nine hundred two".