34245690 has 16 divisors (see below), whose sum is σ = 82189728. Its totient is φ = 9132176.

The previous prime is 34245661. The next prime is 34245691. The reversal of 34245690 is 9654243.

It is a super-2 number, since 2×34245690² = 2345534567152200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34245691) 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, 570732 + ... + 570791.

It is an arithmetic number, because the mean of its divisors is an integer number (5136858).

Almost surely, 2^34245690 is an apocalyptic number.

34245690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

34245690 is an abundant number, since it is smaller than the sum of its proper divisors (47944038).

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

34245690 is a wasteful number, since it uses less digits than its factorization.

34245690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141533.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 34245690 is about 5851.9817156242. The cubic root of 34245690 is about 324.7396415804.

The spelling of 34245690 in words is "thirty-four million, two hundred forty-five thousand, six hundred ninety".