542201556 has 48 divisors (see below), whose sum is σ = 1434171200. Its totient is φ = 158049792.

The previous prime is 542201551. The next prime is 542201557. The reversal of 542201556 is 655102245.

It is a super-2 number, since 2×542201556² = 587965054657642272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542201551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88501 + ... + 94428.

Almost surely, 2^542201556 is an apocalyptic number.

It is an amenable number.

542201556 is an abundant number, since it is smaller than the sum of its proper divisors (891969644).

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

542201556 is a wasteful number, since it uses less digits than its factorization.

542201556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182968 (or 182966 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 542201556 is about 23285.2218370365. The cubic root of 542201556 is about 815.4304404447.

The spelling of 542201556 in words is "five hundred forty-two million, two hundred one thousand, five hundred fifty-six".