9497749090 has 8 divisors (see below), whose sum is σ = 17095948380. Its totient is φ = 3799099632.

The previous prime is 9497749061. The next prime is 9497749103. The reversal of 9497749090 is 909477949.

It can be written as a sum of positive squares in 2 ways, for example, as 9376242561 + 121506529 = 96831^2 + 11023^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474887445 + ... + 474887464.

Almost surely, 2^9497749090 is an apocalyptic number.

9497749090 is a deficient number, since it is larger than the sum of its proper divisors (7598199290).

9497749090 is a wasteful number, since it uses less digits than its factorization.

9497749090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949774916.

The product of its (nonzero) digits is 5143824, while the sum is 58.

The square root of 9497749090 is about 97456.3958393701. The cubic root of 9497749090 is about 2117.7445077277.

The spelling of 9497749090 in words is "nine billion, four hundred ninety-seven million, seven hundred forty-nine thousand, ninety".