22025298 has 8 divisors (see below), whose sum is σ = 44050608. Its totient is φ = 7341764.

The previous prime is 22025293. The next prime is 22025317. The reversal of 22025298 is 89252022.

It is a sphenic number, since it is the product of 3 distinct primes.

22025298 is an admirable number.

It is a super-2 number, since 2×22025298² = 970227503977608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22025293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1835436 + ... + 1835447.

It is an arithmetic number, because the mean of its divisors is an integer number (5506326).

Almost surely, 2^22025298 is an apocalyptic number.

22025298 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22025298 is a wasteful number, since it uses less digits than its factorization.

22025298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670888.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 22025298 is about 4693.1117608683. Note that the first 3 decimals coincide. The cubic root of 22025298 is about 280.3112949406.

The spelling of 22025298 in words is "twenty-two million, twenty-five thousand, two hundred ninety-eight".