25226998 has 16 divisors (see below), whose sum is σ = 39617280. Its totient is φ = 12024936.

The previous prime is 25226989. The next prime is 25227001. The reversal of 25226998 is 89962252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16711 + ... + 18157.

It is an arithmetic number, because the mean of its divisors is an integer number (2476080).

Almost surely, 2^25226998 is an apocalyptic number.

25226998 is a deficient number, since it is larger than the sum of its proper divisors (14390282).

25226998 is a wasteful number, since it uses less digits than its factorization.

25226998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851.

The product of its digits is 155520, while the sum is 43.

The square root of 25226998 is about 5022.6485045243. The cubic root of 25226998 is about 293.2841035955.

The spelling of 25226998 in words is "twenty-five million, two hundred twenty-six thousand, nine hundred ninety-eight".