34997859 has 16 divisors (see below), whose sum is σ = 55837600. Its totient is φ = 21536928.

The previous prime is 34997857. The next prime is 34997873. The reversal of 34997859 is 95879943.

It is not a de Polignac number, because 34997859 - 2¹ = 34997857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34997857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49504 + ... + 50205.

It is an arithmetic number, because the mean of its divisors is an integer number (3489850).

Almost surely, 2^34997859 is an apocalyptic number.

34997859 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

34997859 is a deficient number, since it is larger than the sum of its proper divisors (20839741).

34997859 is a wasteful number, since it uses less digits than its factorization.

34997859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99731 (or 99725 counting only the distinct ones).

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

The square root of 34997859 is about 5915.8988328064. The cubic root of 34997859 is about 327.0999610229.

The spelling of 34997859 in words is "thirty-four million, nine hundred ninety-seven thousand, eight hundred fifty-nine".