627601321 has 4 divisors (see below), whose sum is σ = 627768144. Its totient is φ = 627434500.

The previous prime is 627601307. The next prime is 627601327. The reversal of 627601321 is 123106726.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 627601321 - 2²¹ = 625504169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 627601321.

It is not an unprimeable number, because it can be changed into a prime (627601327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77635 + ... + 85336.

It is an arithmetic number, because the mean of its divisors is an integer number (156942036).

Almost surely, 2^627601321 is an apocalyptic number.

It is an amenable number.

627601321 is a deficient number, since it is larger than the sum of its proper divisors (166823).

627601321 is a wasteful number, since it uses less digits than its factorization.

627601321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166822.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 627601321 is about 25051.9723973982. The cubic root of 627601321 is about 856.1725171438.

The spelling of 627601321 in words is "six hundred twenty-seven million, six hundred one thousand, three hundred twenty-one".