542046172 has 6 divisors (see below), whose sum is σ = 948580808. Its totient is φ = 271023084.

The previous prime is 542046133. The next prime is 542046181. The reversal of 542046172 is 271640245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67755768 + ... + 67755775.

Almost surely, 2^542046172 is an apocalyptic number.

It is an amenable number.

542046172 is a deficient number, since it is larger than the sum of its proper divisors (406534636).

542046172 is a wasteful number, since it uses less digits than its factorization.

542046172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135511547 (or 135511545 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 542046172 is about 23281.8850611371. The cubic root of 542046172 is about 815.3525377117.

The spelling of 542046172 in words is "five hundred forty-two million, forty-six thousand, one hundred seventy-two".