3497288157 has 80 divisors (see below), whose sum is σ = 5996643840. Its totient is φ = 2011651200.

The previous prime is 3497288107. The next prime is 3497288183. The reversal of 3497288157 is 7518827943.

It is a happy number.

3497288157 is a `hidden beast` number, since 3 + 497 + 28 + 81 + 57 = 666.

3497288157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3497288157 - 2¹⁰ = 3497287133 is a prime.

It is a super-3 number, since 3×3497288157³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3497288107) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1462719 + ... + 1465107.

It is an arithmetic number, because the mean of its divisors is an integer number (74958048).

Almost surely, 2^3497288157 is an apocalyptic number.

It is an amenable number.

3497288157 is a deficient number, since it is larger than the sum of its proper divisors (2499355683).

3497288157 is a wasteful number, since it uses less digits than its factorization.

3497288157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2496 (or 2487 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The square root of 3497288157 is about 59137.8741332490. The cubic root of 3497288157 is about 1517.9022535445.

The spelling of 3497288157 in words is "three billion, four hundred ninety-seven million, two hundred eighty-eight thousand, one hundred fifty-seven".