542525404 has 24 divisors (see below), whose sum is σ = 955373888. Its totient is φ = 269568000.

The previous prime is 542525393. The next prime is 542525443. The reversal of 542525404 is 404525245.

It is a congruent number.

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, 722029 + ... + 722779.

Almost surely, 2^542525404 is an apocalyptic number.

It is an amenable number.

542525404 is a deficient number, since it is larger than the sum of its proper divisors (412848484).

542525404 is a wasteful number, since it uses less digits than its factorization.

542525404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645 (or 1643 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 542525404 is about 23292.1747374521. The cubic root of 542525404 is about 815.5927558271.

The spelling of 542525404 in words is "five hundred forty-two million, five hundred twenty-five thousand, four hundred four".