34340631 has 12 divisors (see below), whose sum is σ = 49581288. Its totient is φ = 21132384.

The previous prime is 34340623. The next prime is 34340639. The reversal of 34340631 is 13604343.

It is an interprime number because it is at equal distance from previous prime (34340623) and next prime (34340639).

It is not a de Polignac number, because 34340631 - 2³ = 34340623 is a prime.

It is a super-2 number, since 2×34340631² = 2358557874956322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34340639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33360 + ... + 34373.

It is an arithmetic number, because the mean of its divisors is an integer number (4131774).

Almost surely, 2^34340631 is an apocalyptic number.

34340631 is a deficient number, since it is larger than the sum of its proper divisors (15240657).

34340631 is a wasteful number, since it uses less digits than its factorization.

34340631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67762 (or 67749 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 34340631 is about 5860.0879686230. The cubic root of 34340631 is about 325.0394618750.

Adding to 34340631 its reverse (13604343), we get a palindrome (47944974).

The spelling of 34340631 in words is "thirty-four million, three hundred forty thousand, six hundred thirty-one".