54689642 has 16 divisors (see below), whose sum is σ = 96778752. Its totient is φ = 22682160.

The previous prime is 54689639. The next prime is 54689659. The reversal of 54689642 is 24698645.

It is a junction number, because it is equal to n+sod(n) for n = 54689593 and 54689602.

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, 62573 + ... + 63440.

It is an arithmetic number, because the mean of its divisors is an integer number (6048672).

Almost surely, 2^54689642 is an apocalyptic number.

54689642 is a deficient number, since it is larger than the sum of its proper divisors (42089110).

54689642 is a wasteful number, since it uses less digits than its factorization.

54689642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126053.

The product of its digits is 414720, while the sum is 44.

The square root of 54689642 is about 7395.2445530895. The cubic root of 54689642 is about 379.5785771330.

The spelling of 54689642 in words is "fifty-four million, six hundred eighty-nine thousand, six hundred forty-two".