34597989 has 8 divisors (see below), whose sum is σ = 51256320. Its totient is φ = 23065308.

The previous prime is 34597987. The next prime is 34598021. The reversal of 34597989 is 98979543.

It is not a de Polignac number, because 34597989 - 2¹ = 34597987 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34597987) 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, 640677 + ... + 640730.

It is an arithmetic number, because the mean of its divisors is an integer number (6407040).

Almost surely, 2^34597989 is an apocalyptic number.

It is an amenable number.

34597989 is a deficient number, since it is larger than the sum of its proper divisors (16658331).

34597989 is a wasteful number, since it uses less digits than its factorization.

34597989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281416 (or 1281410 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 34597989 is about 5882.0055253289. The cubic root of 34597989 is about 325.8494198372.

The spelling of 34597989 in words is "thirty-four million, five hundred ninety-seven thousand, nine hundred eighty-nine".