627040434 has 8 divisors (see below), whose sum is σ = 1254080880. Its totient is φ = 209013476.

The previous prime is 627040423. The next prime is 627040481. The reversal of 627040434 is 434040726.

It is a sphenic number, since it is the product of 3 distinct primes.

627040434 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52253364 + ... + 52253375.

It is an arithmetic number, because the mean of its divisors is an integer number (156760110).

Almost surely, 2^627040434 is an apocalyptic number.

627040434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

627040434 is a wasteful number, since it uses less digits than its factorization.

627040434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104506744.

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 627040434 is about 25040.7754272906. The cubic root of 627040434 is about 855.9173874694.

The spelling of 627040434 in words is "six hundred twenty-seven million, forty thousand, four hundred thirty-four".