542265216 has 64 divisors (see below), whose sum is σ = 1442830800. Its totient is φ = 180449280.

The previous prime is 542265209. The next prime is 542265223. The reversal of 542265216 is 612562245.

It is an interprime number because it is at equal distance from previous prime (542265209) and next prime (542265223).

It is a tau number, because it is divible by the number of its divisors (64).

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, 409836 + ... + 411156.

Almost surely, 2^542265216 is an apocalyptic number.

It is an amenable number.

542265216 is an abundant number, since it is smaller than the sum of its proper divisors (900565584).

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

542265216 is a wasteful number, since it uses less digits than its factorization.

542265216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407 (or 2395 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 542265216 is about 23286.5887583390. The cubic root of 542265216 is about 815.4623524829.

The spelling of 542265216 in words is "five hundred forty-two million, two hundred sixty-five thousand, two hundred sixteen".