542533625 has 8 divisors (see below), whose sum is σ = 677082120. Its totient is φ = 434026800.

The previous prime is 542533609. The next prime is 542533633. The reversal of 542533625 is 526335245.

It can be written as a sum of positive squares in 4 ways, for example, as 75411856 + 467121769 = 8684^2 + 21613^2 .

It is not a de Polignac number, because 542533625 - 2⁴ = 542533609 is a prime.

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, 2170010 + ... + 2170259.

It is an arithmetic number, because the mean of its divisors is an integer number (84635265).

Almost surely, 2^542533625 is an apocalyptic number.

It is an amenable number.

542533625 is a deficient number, since it is larger than the sum of its proper divisors (134548495).

542533625 is an equidigital number, since it uses as much as digits as its factorization.

542533625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4340284 (or 4340274 counting only the distinct ones).

The product of its digits is 108000, while the sum is 35.

The square root of 542533625 is about 23292.3512123615. The cubic root of 542533625 is about 815.5968754217.

The spelling of 542533625 in words is "five hundred forty-two million, five hundred thirty-three thousand, six hundred twenty-five".