34640250 has 32 divisors (see below), whose sum is σ = 86463936. Its totient is φ = 9237200.

The previous prime is 34640233. The next prime is 34640267. The reversal of 34640250 is 5204643.

It is an interprime number because it is at equal distance from previous prime (34640233) and next prime (34640267).

It is a self number, because there is not a number n which added to its sum of digits gives 34640250.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22344 + ... + 23843.

It is an arithmetic number, because the mean of its divisors is an integer number (2701998).

Almost surely, 2^34640250 is an apocalyptic number.

34640250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

34640250 is an abundant number, since it is smaller than the sum of its proper divisors (51823686).

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

34640250 is a wasteful number, since it uses less digits than its factorization.

34640250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46207 (or 46197 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 34640250 is about 5885.5968261511. The cubic root of 34640250 is about 325.9820394837.

Adding to 34640250 its reverse (5204643), we get a palindrome (39844893).

The spelling of 34640250 in words is "thirty-four million, six hundred forty thousand, two hundred fifty".