617960841 has 16 divisors (see below), whose sum is σ = 853019904. Its totient is φ = 397678464.

The previous prime is 617960801. The next prime is 617960857. The reversal of 617960841 is 148069716.

It is not a de Polignac number, because 617960841 - 2¹³ = 617952649 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 617960793 and 617960802.

It is not an unprimeable number, because it can be changed into a prime (617960801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19726 + ... + 40311.

It is an arithmetic number, because the mean of its divisors is an integer number (53313744).

Almost surely, 2^617960841 is an apocalyptic number.

It is an amenable number.

617960841 is a deficient number, since it is larger than the sum of its proper divisors (235059063).

617960841 is a wasteful number, since it uses less digits than its factorization.

617960841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60160.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 617960841 is about 24858.8181738392. The cubic root of 617960841 is about 851.7660356829.

The spelling of 617960841 in words is "six hundred seventeen million, nine hundred sixty thousand, eight hundred forty-one".