601625623 has 4 divisors (see below), whose sum is σ = 604986840. Its totient is φ = 598264408.

The previous prime is 601625617. The next prime is 601625639. The reversal of 601625623 is 326526106.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 601625623 - 2⁹ = 601625111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601625653) 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, 1680340 + ... + 1680697.

It is an arithmetic number, because the mean of its divisors is an integer number (151246710).

Almost surely, 2^601625623 is an apocalyptic number.

601625623 is a deficient number, since it is larger than the sum of its proper divisors (3361217).

601625623 is a wasteful number, since it uses less digits than its factorization.

601625623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361216.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 601625623 is about 24528.0578725671. The cubic root of 601625623 is about 844.1937025928.

The spelling of 601625623 in words is "six hundred one million, six hundred twenty-five thousand, six hundred twenty-three".