54642434 has 32 divisors (see below), whose sum is σ = 106638336. Its totient is φ = 20362320.

The previous prime is 54642433. The next prime is 54642487. The reversal of 54642434 is 43424645.

It is a self number, because there is not a number n which added to its sum of digits gives 54642434.

It is not an unprimeable number, because it can be changed into a prime (54642431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4172 + ... + 11255.

It is an arithmetic number, because the mean of its divisors is an integer number (3332448).

Almost surely, 2^54642434 is an apocalyptic number.

54642434 is a deficient number, since it is larger than the sum of its proper divisors (51995902).

54642434 is a wasteful number, since it uses less digits than its factorization.

54642434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15470.

The product of its digits is 46080, while the sum is 32.

The square root of 54642434 is about 7392.0520831498. The cubic root of 54642434 is about 379.4693285122.

The spelling of 54642434 in words is "fifty-four million, six hundred forty-two thousand, four hundred thirty-four".