34491897 has 36 divisors (see below), whose sum is σ = 57679440. Its totient is φ = 19792080.

The previous prime is 34491893. The next prime is 34491911. The reversal of 34491897 is 79819443.

It is not a de Polignac number, because 34491897 - 2² = 34491893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34491893) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19858 + ... + 21524.

Almost surely, 2^34491897 is an apocalyptic number.

It is an amenable number.

34491897 is a deficient number, since it is larger than the sum of its proper divisors (23187543).

34491897 is a wasteful number, since it uses less digits than its factorization.

34491897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714 (or 1700 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 34491897 is about 5872.9802485621. The cubic root of 34491897 is about 325.5160149836.

The spelling of 34491897 in words is "thirty-four million, four hundred ninety-one thousand, eight hundred ninety-seven".