54149692 has 24 divisors (see below), whose sum is σ = 100938096. Its totient is φ = 25329408.

The previous prime is 54149651. The next prime is 54149731. The reversal of 54149692 is 29694145.

It is an alternating number because its digits alternate between odd and even.

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, 9463 + ... + 14065.

It is an arithmetic number, because the mean of its divisors is an integer number (4205754).

Almost surely, 2^54149692 is an apocalyptic number.

It is an amenable number.

54149692 is a deficient number, since it is larger than the sum of its proper divisors (46788404).

54149692 is a wasteful number, since it uses less digits than its factorization.

54149692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4797 (or 4795 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 54149692 is about 7358.6474300648. The cubic root of 54149692 is about 378.3252521880.

The spelling of 54149692 in words is "fifty-four million, one hundred forty-nine thousand, six hundred ninety-two".