542322270 has 128 divisors (see below), whose sum is σ = 1750118400. Its totient is φ = 116660736.

The previous prime is 542322257. The next prime is 542322289. The reversal of 542322270 is 72223245.

542322270 is a `hidden beast` number, since 542 + 32 + 22 + 70 = 666.

It is a super-2 number, since 2×542322270² = 588226889075905800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23691 + ... + 40569.

It is an arithmetic number, because the mean of its divisors is an integer number (13672800).

Almost surely, 2^542322270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542322270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (875059200).

542322270 is an abundant number, since it is smaller than the sum of its proper divisors (1207796130).

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

542322270 is a wasteful number, since it uses less digits than its factorization.

542322270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16919 (or 16913 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 542322270 is about 23287.8137660022. The cubic root of 542322270 is about 815.4909508859.

The spelling of 542322270 in words is "five hundred forty-two million, three hundred twenty-two thousand, two hundred seventy".