54213988 has 12 divisors (see below), whose sum is σ = 96290992. Its totient is φ = 26702280.

The previous prime is 54213977. The next prime is 54214001. The reversal of 54213988 is 88931245.

It is a super-3 number, since 3×54213988³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54213988.

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, 100878 + ... + 101413.

Almost surely, 2^54213988 is an apocalyptic number.

It is an amenable number.

54213988 is a deficient number, since it is larger than the sum of its proper divisors (42077004).

54213988 is a wasteful number, since it uses less digits than its factorization.

54213988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202362 (or 202360 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 54213988 is about 7363.0148716406. The cubic root of 54213988 is about 378.4749309661.

It can be divided in two parts, 5421 and 3988, that added together give a square (9409 = 97²).

The spelling of 54213988 in words is "fifty-four million, two hundred thirteen thousand, nine hundred eighty-eight".