617472001 has 4 divisors (see below), whose sum is σ = 617596672. Its totient is φ = 617347332.

The previous prime is 617471999. The next prime is 617472071. The reversal of 617472001 is 100274716.

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 617472001 - 2¹ = 617471999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (617472071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54585 + ... + 64918.

It is an arithmetic number, because the mean of its divisors is an integer number (154399168).

Almost surely, 2^617472001 is an apocalyptic number.

It is an amenable number.

617472001 is a deficient number, since it is larger than the sum of its proper divisors (124671).

617472001 is a wasteful number, since it uses less digits than its factorization.

617472001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124670.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 617472001 is about 24848.9839027675. The cubic root of 617472001 is about 851.5413789724.

The spelling of 617472001 in words is "six hundred seventeen million, four hundred seventy-two thousand, one".