54571642 has 8 divisors (see below), whose sum is σ = 81896832. Its totient is φ = 27272700.

The previous prime is 54571631. The next prime is 54571669. The reversal of 54571642 is 24617545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×54571642² = 5956128221152328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54571598 and 54571607.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84 + ... + 10447.

It is an arithmetic number, because the mean of its divisors is an integer number (10237104).

Almost surely, 2^54571642 is an apocalyptic number.

54571642 is a deficient number, since it is larger than the sum of its proper divisors (27325190).

54571642 is a wasteful number, since it uses less digits than its factorization.

54571642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13124.

The product of its digits is 33600, while the sum is 34.

The square root of 54571642 is about 7387.2621450711. The cubic root of 54571642 is about 379.3053838753.

The spelling of 54571642 in words is "fifty-four million, five hundred seventy-one thousand, six hundred forty-two".