9700490631 has 32 divisors (see below), whose sum is σ = 14016929472. Its totient is φ = 5931924480.

The previous prime is 9700490627. The next prime is 9700490647. The reversal of 9700490631 is 1360940079.

It is not a de Polignac number, because 9700490631 - 2² = 9700490627 is a prime.

It is a super-2 number, since 2×9700490631² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 9700490631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9700490621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7023561 + ... + 7024941.

It is an arithmetic number, because the mean of its divisors is an integer number (438029046).

Almost surely, 2^9700490631 is an apocalyptic number.

9700490631 is a deficient number, since it is larger than the sum of its proper divisors (4316438841).

9700490631 is a wasteful number, since it uses less digits than its factorization.

9700490631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 9700490631 is about 98491.0687879871. The cubic root of 9700490631 is about 2132.7071921031.

The spelling of 9700490631 in words is "nine billion, seven hundred million, four hundred ninety thousand, six hundred thirty-one".