34290256 has 80 divisors (see below), whose sum is σ = 89244288. Its totient is φ = 12326400.

The previous prime is 34290253. The next prime is 34290259. The reversal of 34290256 is 65209243.

It is an interprime number because it is at equal distance from previous prime (34290253) and next prime (34290259).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34290253) 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, 14946 + ... + 17086.

Almost surely, 2^34290256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34290256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44622144).

34290256 is an abundant number, since it is smaller than the sum of its proper divisors (54954032).

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

34290256 is a wasteful number, since it uses less digits than its factorization.

34290256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2180 (or 2174 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 34290256 is about 5855.7882475376. The cubic root of 34290256 is about 324.8804483359.

Adding to 34290256 its reverse (65209243), we get a palindrome (99499499).

The spelling of 34290256 in words is "thirty-four million, two hundred ninety thousand, two hundred fifty-six".