542520015 has 16 divisors (see below), whose sum is σ = 913718400. Its totient is φ = 274115232.

The previous prime is 542519987. The next prime is 542520047. The reversal of 542520015 is 510025245.

It is a happy number.

It is not a de Polignac number, because 542520015 - 2¹⁴ = 542503631 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 951505 + ... + 952074.

It is an arithmetic number, because the mean of its divisors is an integer number (57107400).

Almost surely, 2^542520015 is an apocalyptic number.

542520015 is a deficient number, since it is larger than the sum of its proper divisors (371198385).

542520015 is a wasteful number, since it uses less digits than its factorization.

542520015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903606.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 542520015 is about 23292.0590545362. The cubic root of 542520015 is about 815.5900553429.

The spelling of 542520015 in words is "five hundred forty-two million, five hundred twenty thousand, fifteen".