601625393 has 4 divisors (see below), whose sum is σ = 637015140. Its totient is φ = 566235648.

The previous prime is 601625389. The next prime is 601625429. The reversal of 601625393 is 393526106.

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

It can be written as a sum of positive squares in 2 ways, for example, as 561073969 + 40551424 = 23687^2 + 6368^2 .

It is a cyclic number.

It is not a de Polignac number, because 601625393 - 2² = 601625389 is a prime.

It is a super-2 number, since 2×601625393² = 723906227004808898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601625303) 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, 17694848 + ... + 17694881.

It is an arithmetic number, because the mean of its divisors is an integer number (159253785).

Almost surely, 2^601625393 is an apocalyptic number.

It is an amenable number.

601625393 is a deficient number, since it is larger than the sum of its proper divisors (35389747).

601625393 is a wasteful number, since it uses less digits than its factorization.

601625393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35389746.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 601625393 is about 24528.0531840585. The cubic root of 601625393 is about 844.1935950150.

The spelling of 601625393 in words is "six hundred one million, six hundred twenty-five thousand, three hundred ninety-three".