542308626 has 24 divisors (see below), whose sum is σ = 1176664320. Its totient is φ = 180513816.

The previous prime is 542308567. The next prime is 542308649. The reversal of 542308626 is 626803245.

542308626 is a `hidden beast` number, since 5 + 4 + 23 + 0 + 8 + 626 = 666.

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, 8010 + ... + 33893.

It is an arithmetic number, because the mean of its divisors is an integer number (49027680).

Almost surely, 2^542308626 is an apocalyptic number.

542308626 is an abundant number, since it is smaller than the sum of its proper divisors (634355694).

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

542308626 is a wasteful number, since it uses less digits than its factorization.

542308626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42630 (or 42627 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 542308626 is about 23287.5208212467. The cubic root of 542308626 is about 815.4841119929.

The spelling of 542308626 in words is "five hundred forty-two million, three hundred eight thousand, six hundred twenty-six".