34690518 has 40 divisors (see below), whose sum is σ = 78198912. Its totient is φ = 11494224.

The previous prime is 34690511. The next prime is 34690531. The reversal of 34690518 is 81509643.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34690511) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31371 + ... + 32457.

Almost surely, 2^34690518 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34690518, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39099456).

34690518 is an abundant number, since it is smaller than the sum of its proper divisors (43508394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34690518 is a wasteful number, since it uses less digits than its factorization.

34690518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298 (or 1289 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 34690518 is about 5889.8657030530. The cubic root of 34690518 is about 326.1396455939.

The spelling of 34690518 in words is "thirty-four million, six hundred ninety thousand, five hundred eighteen".