623397601 has 8 divisors (see below), whose sum is σ = 647956800. Its totient is φ = 599042640.

The previous prime is 623397583. The next prime is 623397623. The reversal of 623397601 is 106793326.

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

It is a cyclic number.

It is not a de Polignac number, because 623397601 - 2¹³ = 623389409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (623397001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44821 + ... + 57058.

It is an arithmetic number, because the mean of its divisors is an integer number (80994600).

Almost surely, 2^623397601 is an apocalyptic number.

It is an amenable number.

623397601 is a deficient number, since it is larger than the sum of its proper divisors (24559199).

623397601 is a wasteful number, since it uses less digits than its factorization.

623397601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102119.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 623397601 is about 24967.9314521648. The cubic root of 623397601 is about 854.2566643299.

The spelling of 623397601 in words is "six hundred twenty-three million, three hundred ninety-seven thousand, six hundred one".