54131492 has 18 divisors (see below), whose sum is σ = 95533074. Its totient is φ = 26837760.

The previous prime is 54131479. The next prime is 54131503. The reversal of 54131492 is 29413145.

It can be written as a sum of positive squares in 3 ways, for example, as 12348196 + 41783296 = 3514^2 + 6464^2 .

It is a super-2 number, since 2×54131492² = 5860436852292128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224492 + ... + 224732.

It is an arithmetic number, because the mean of its divisors is an integer number (5307393).

Almost surely, 2^54131492 is an apocalyptic number.

It is an amenable number.

54131492 is a deficient number, since it is larger than the sum of its proper divisors (41401582).

54131492 is a wasteful number, since it uses less digits than its factorization.

54131492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719 (or 476 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 54131492 is about 7357.4106858323. The cubic root of 54131492 is about 378.2828617274.

The spelling of 54131492 in words is "fifty-four million, one hundred thirty-one thousand, four hundred ninety-two".