25122498 has 32 divisors (see below), whose sum is σ = 53965440. Its totient is φ = 7768320.

The previous prime is 25122491. The next prime is 25122527. The reversal of 25122498 is 89422152.

It is a super-2 number, since 2×25122498² = 1262279811520008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25122491) 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, 5508 + ... + 8976.

It is an arithmetic number, because the mean of its divisors is an integer number (1686420).

Almost surely, 2^25122498 is an apocalyptic number.

25122498 is an abundant number, since it is smaller than the sum of its proper divisors (28842942).

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

25122498 is a wasteful number, since it uses less digits than its factorization.

25122498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3562.

The product of its digits is 11520, while the sum is 33.

The square root of 25122498 is about 5012.2348308913. The cubic root of 25122498 is about 292.8785776668.

The spelling of 25122498 in words is "twenty-five million, one hundred twenty-two thousand, four hundred ninety-eight".