9790157 has 16 divisors (see below), whose sum is σ = 11128320. Its totient is φ = 8545152.

The previous prime is 9790153. The next prime is 9790159. The reversal of 9790157 is 7510979.

9790157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9790157 - 2² = 9790153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9790157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9790153) 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, 40844 + ... + 41082.

It is an arithmetic number, because the mean of its divisors is an integer number (695520).

Almost surely, 2^9790157 is an apocalyptic number.

It is an amenable number.

9790157 is a deficient number, since it is larger than the sum of its proper divisors (1338163).

9790157 is a wasteful number, since it uses less digits than its factorization.

9790157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412.

The product of its (nonzero) digits is 19845, while the sum is 38.

The square root of 9790157 is about 3128.9226580406. The cubic root of 9790157 is about 213.9258266248.

The spelling of 9790157 in words is "nine million, seven hundred ninety thousand, one hundred fifty-seven".