25034340 has 24 divisors (see below), whose sum is σ = 70096320. Its totient is φ = 6675808.

The previous prime is 25034333. The next prime is 25034341. The reversal of 25034340 is 4343052.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25034341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208560 + ... + 208679.

It is an arithmetic number, because the mean of its divisors is an integer number (2920680).

Almost surely, 2^25034340 is an apocalyptic number.

25034340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25034340 is an abundant number, since it is smaller than the sum of its proper divisors (45061980).

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

25034340 is a wasteful number, since it uses less digits than its factorization.

25034340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417251 (or 417249 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 25034340 is about 5003.4328215736. The cubic root of 25034340 is about 292.5355935939.

Adding to 25034340 its reverse (4343052), we get a palindrome (29377392).

The spelling of 25034340 in words is "twenty-five million, thirty-four thousand, three hundred forty".