54021562 has 16 divisors (see below), whose sum is σ = 92917440. Its totient is φ = 23074848.

The previous prime is 54021553. The next prime is 54021581. The reversal of 54021562 is 26512045.

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, 1987 + ... + 10582.

It is an arithmetic number, because the mean of its divisors is an integer number (5807340).

Almost surely, 2^54021562 is an apocalyptic number.

54021562 is a deficient number, since it is larger than the sum of its proper divisors (38895878).

54021562 is a wasteful number, since it uses less digits than its factorization.

54021562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12885.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 54021562 is about 7349.9361901992. The cubic root of 54021562 is about 378.0266164549.

The spelling of 54021562 in words is "fifty-four million, twenty-one thousand, five hundred sixty-two".