34207425 has 72 divisors (see below), whose sum is σ = 72037056. Its totient is φ = 15189120.

The previous prime is 34207423. The next prime is 34207447. The reversal of 34207425 is 52470243.

34207425 is a `hidden beast` number, since 34 + 207 + 425 = 666.

It is not a de Polignac number, because 34207425 - 2¹ = 34207423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34207421) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 57982 + ... + 58568.

Almost surely, 2^34207425 is an apocalyptic number.

34207425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

34207425 is an abundant number, since it is smaller than the sum of its proper divisors (37829631).

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

34207425 is a wasteful number, since it uses less digits than its factorization.

34207425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647 (or 639 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 34207425 is about 5848.7113965386. The cubic root of 34207425 is about 324.6186453962.

Adding to 34207425 its reverse (52470243), we get a palindrome (86677668).

The spelling of 34207425 in words is "thirty-four million, two hundred seven thousand, four hundred twenty-five".