54274644 has 24 divisors (see below), whose sum is σ = 140712320. Its totient is φ = 18091512.

The previous prime is 54274579. The next prime is 54274651. The reversal of 54274644 is 44647245.

54274644 is a `hidden beast` number, since 5 + 4 + 2 + 7 + 4 + 644 = 666.

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 = 54274599 and 54274608.

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, 251164 + ... + 251379.

Almost surely, 2^54274644 is an apocalyptic number.

54274644 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

54274644 is an abundant number, since it is smaller than the sum of its proper divisors (86437676).

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

54274644 is a wasteful number, since it uses less digits than its factorization.

54274644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502556 (or 502548 counting only the distinct ones).

The product of its digits is 107520, while the sum is 36.

The square root of 54274644 is about 7367.1326851089. The cubic root of 54274644 is about 378.6160275111.

The spelling of 54274644 in words is "fifty-four million, two hundred seventy-four thousand, six hundred forty-four".