627609601 has 4 divisors (see below), whose sum is σ = 647855104. Its totient is φ = 607364100.

The previous prime is 627609589. The next prime is 627609607. The reversal of 627609601 is 106906726.

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 627609601 - 2⁹ = 627609089 is a prime.

It is a super-2 number, since 2×627609601² = 787787622534758402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (627609607) 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, 10122705 + ... + 10122766.

It is an arithmetic number, because the mean of its divisors is an integer number (161963776).

Almost surely, 2^627609601 is an apocalyptic number.

It is an amenable number.

627609601 is a deficient number, since it is larger than the sum of its proper divisors (20245503).

627609601 is a wasteful number, since it uses less digits than its factorization.

627609601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20245502.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 627609601 is about 25052.1376533022. The cubic root of 627609601 is about 856.1762823139.

It can be divided in two parts, 62760 and 9601, that added together give a square (72361 = 269²).

The spelling of 627609601 in words is "six hundred twenty-seven million, six hundred nine thousand, six hundred one".