54258444 has 24 divisors (see below), whose sum is σ = 140670320. Its totient is φ = 18086112.

The previous prime is 54258431. The next prime is 54258481. The reversal of 54258444 is 44485245.

It is a super-2 number, since 2×54258444² = 5887957490602272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 54258399 and 54258408.

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, 251089 + ... + 251304.

Almost surely, 2^54258444 is an apocalyptic number.

54258444 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

54258444 is an abundant number, since it is smaller than the sum of its proper divisors (86411876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54258444 is a wasteful number, since it uses less digits than its factorization.

54258444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502406 (or 502398 counting only the distinct ones).

The product of its digits is 102400, while the sum is 36.

The square root of 54258444 is about 7366.0331250952. The cubic root of 54258444 is about 378.5783537495.

The spelling of 54258444 in words is "fifty-four million, two hundred fifty-eight thousand, four hundred forty-four".