542205256 has 16 divisors (see below), whose sum is σ = 1016967600. Its totient is φ = 271013904.

The previous prime is 542205253. The next prime is 542205263. The reversal of 542205256 is 652502245.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (542205253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20011 + ... + 38533.

It is an arithmetic number, because the mean of its divisors is an integer number (63560475).

Almost surely, 2^542205256 is an apocalyptic number.

It is an amenable number.

542205256 is a deficient number, since it is larger than the sum of its proper divisors (474762344).

542205256 is a wasteful number, since it uses less digits than its factorization.

542205256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22188 (or 22184 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 542205256 is about 23285.3012864339. The cubic root of 542205256 is about 815.4322952812.

The spelling of 542205256 in words is "five hundred forty-two million, two hundred five thousand, two hundred fifty-six".