9398464257 has 48 divisors (see below), whose sum is σ = 15764445312. Its totient is φ = 4936619520.

The previous prime is 9398464241. The next prime is 9398464267. The reversal of 9398464257 is 7524648939.

It is not a de Polignac number, because 9398464257 - 2⁴ = 9398464241 is a prime.

It is a super-2 number, since 2×9398464257² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9398464197 and 9398464206.

It is not an unprimeable number, because it can be changed into a prime (9398464267) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 450348 + ... + 470754.

It is an arithmetic number, because the mean of its divisors is an integer number (328425944).

Almost surely, 2^9398464257 is an apocalyptic number.

It is an amenable number.

9398464257 is a deficient number, since it is larger than the sum of its proper divisors (6365981055).

9398464257 is a wasteful number, since it uses less digits than its factorization.

9398464257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20678 (or 20671 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 57.

The square root of 9398464257 is about 96945.6768350193. The cubic root of 9398464257 is about 2110.3393550599.

The spelling of 9398464257 in words is "nine billion, three hundred ninety-eight million, four hundred sixty-four thousand, two hundred fifty-seven".