542270826 has 24 divisors (see below), whose sum is σ = 1215435780. Its totient is φ = 174523776.

The previous prime is 542270783. The next prime is 542270843. The reversal of 542270826 is 628072245.

It can be written as a sum of positive squares in 2 ways, for example, as 539865225 + 2405601 = 23235^2 + 1551^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 518895 + ... + 519938.

Almost surely, 2^542270826 is an apocalyptic number.

542270826 is an abundant number, since it is smaller than the sum of its proper divisors (673164954).

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

542270826 is a wasteful number, since it uses less digits than its factorization.

542270826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038870 (or 1038867 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 542270826 is about 23286.7092136266. The cubic root of 542270826 is about 815.4651645928.

The spelling of 542270826 in words is "five hundred forty-two million, two hundred seventy thousand, eight hundred twenty-six".