54199929 has 24 divisors (see below), whose sum is σ = 84409248. Its totient is φ = 30844800.

The previous prime is 54199921. The next prime is 54199963. The reversal of 54199929 is 92999145.

It is not a de Polignac number, because 54199929 - 2³ = 54199921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54199921) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44529 + ... + 45729.

It is an arithmetic number, because the mean of its divisors is an integer number (3517052).

Almost surely, 2^54199929 is an apocalyptic number.

It is an amenable number.

54199929 is a deficient number, since it is larger than the sum of its proper divisors (30209319).

54199929 is a wasteful number, since it uses less digits than its factorization.

54199929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525 (or 1518 counting only the distinct ones).

The product of its digits is 262440, while the sum is 48.

The square root of 54199929 is about 7362.0601057041. The cubic root of 54199929 is about 378.4422122326.

The spelling of 54199929 in words is "fifty-four million, one hundred ninety-nine thousand, nine hundred twenty-nine".