3497657523 has 8 divisors (see below), whose sum is σ = 4674315408. Its totient is φ = 2326385664.

The previous prime is 3497657507. The next prime is 3497657531. The reversal of 3497657523 is 3257567943.

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

It is not a de Polignac number, because 3497657523 - 2⁴ = 3497657507 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3497657533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1344990 + ... + 1347587.

It is an arithmetic number, because the mean of its divisors is an integer number (584289426).

Almost surely, 2^3497657523 is an apocalyptic number.

3497657523 is a deficient number, since it is larger than the sum of its proper divisors (1176657885).

3497657523 is a wasteful number, since it uses less digits than its factorization.

3497657523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693013.

The product of its digits is 4762800, while the sum is 51.

The square root of 3497657523 is about 59140.9969733348. The cubic root of 3497657523 is about 1517.9556893994.

The spelling of 3497657523 in words is "three billion, four hundred ninety-seven million, six hundred fifty-seven thousand, five hundred twenty-three".