9967590434 has 16 divisors (see below), whose sum is σ = 15005191896. Its totient is φ = 4965888000.

The previous prime is 9967590421. The next prime is 9967590443. The reversal of 9967590434 is 4340957699.

It can be written as a sum of positive squares in 4 ways, for example, as 8244095209 + 1723495225 = 90797^2 + 41515^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9967590434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 777194 + ... + 789914.

Almost surely, 2^9967590434 is an apocalyptic number.

9967590434 is a deficient number, since it is larger than the sum of its proper divisors (5037601462).

9967590434 is a wasteful number, since it uses less digits than its factorization.

9967590434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14101.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The square root of 9967590434 is about 99837.8206593073. The cubic root of 9967590434 is about 2152.1046946354.

The spelling of 9967590434 in words is "nine billion, nine hundred sixty-seven million, five hundred ninety thousand, four hundred thirty-four".