54471992 has 32 divisors (see below), whose sum is σ = 105632400. Its totient is φ = 26313984.

The previous prime is 54471983. The next prime is 54471997. The reversal of 54471992 is 29917445.

54471992 is nontrivially palindromic in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54471997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47684 + ... + 48812.

Almost surely, 2^54471992 is an apocalyptic number.

It is an amenable number.

54471992 is a deficient number, since it is larger than the sum of its proper divisors (51160408).

54471992 is a wasteful number, since it uses less digits than its factorization.

54471992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335 (or 1331 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 54471992 is about 7380.5143452201. The cubic root of 54471992 is about 379.0743676048.

The spelling of 54471992 in words is "fifty-four million, four hundred seventy-one thousand, nine hundred ninety-two".