22496998 has 8 divisors (see below), whose sum is σ = 34530408. Its totient is φ = 10986864.

The previous prime is 22496993. The next prime is 22497017. The reversal of 22496998 is 89969422.

It is a happy number.

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

It is a super-2 number, since 2×22496998² = 1012229838024008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22496993) 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, 130711 + ... + 130882.

It is an arithmetic number, because the mean of its divisors is an integer number (4316301).

Almost surely, 2^22496998 is an apocalyptic number.

22496998 is a deficient number, since it is larger than the sum of its proper divisors (12033410).

22496998 is a wasteful number, since it uses less digits than its factorization.

22496998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261638.

The product of its digits is 559872, while the sum is 49.

The square root of 22496998 is about 4743.1000411124. The cubic root of 22496998 is about 282.2982525941.

The spelling of 22496998 in words is "twenty-two million, four hundred ninety-six thousand, nine hundred ninety-eight".