54899942 has 16 divisors (see below), whose sum is σ = 87112800. Its totient is φ = 25895232.

The previous prime is 54899909. The next prime is 54899947. The reversal of 54899942 is 24999845.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54899947) 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, 4817 + ... + 11532.

It is an arithmetic number, because the mean of its divisors is an integer number (5444550).

Almost surely, 2^54899942 is an apocalyptic number.

54899942 is a deficient number, since it is larger than the sum of its proper divisors (32212858).

54899942 is a wasteful number, since it uses less digits than its factorization.

54899942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16447.

The product of its digits is 933120, while the sum is 50.

The square root of 54899942 is about 7409.4495072171. The cubic root of 54899942 is about 380.0644904396.

The spelling of 54899942 in words is "fifty-four million, eight hundred ninety-nine thousand, nine hundred forty-two".