627561242 has 16 divisors (see below), whose sum is σ = 1173621312. Its totient is φ = 244504320.

The previous prime is 627561223. The next prime is 627561301. The reversal of 627561242 is 242165726.

It is a super-2 number, since 2×627561242² = 787666224921165128, which contains 22 as substring.

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, 2037383 + ... + 2037690.

It is an arithmetic number, because the mean of its divisors is an integer number (73351332).

Almost surely, 2^627561242 is an apocalyptic number.

627561242 is a deficient number, since it is larger than the sum of its proper divisors (546060070).

627561242 is a wasteful number, since it uses less digits than its factorization.

627561242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075093.

The product of its digits is 40320, while the sum is 35.

The square root of 627561242 is about 25051.1724675713. The cubic root of 627561242 is about 856.1542915242.

The spelling of 627561242 in words is "six hundred twenty-seven million, five hundred sixty-one thousand, two hundred forty-two".