542706624 has 42 divisors (see below), whose sum is σ = 1555572200. Its totient is φ = 180902016.

The previous prime is 542706611. The next prime is 542706641. The reversal of 542706624 is 426607245.

542706624 is a `hidden beast` number, since 5 + 4 + 27 + 0 + 6 + 624 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 470524 + ... + 471675.

Almost surely, 2^542706624 is an apocalyptic number.

It is an amenable number.

542706624 is an abundant number, since it is smaller than the sum of its proper divisors (1012865576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542706624 is a wasteful number, since it uses less digits than its factorization.

542706624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942217 (or 942204 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 542706624 is about 23296.0645603501. The cubic root of 542706624 is about 815.6835566538.

The spelling of 542706624 in words is "five hundred forty-two million, seven hundred six thousand, six hundred twenty-four".