22047498 has 32 divisors (see below), whose sum is σ = 53449920. Its totient is φ = 6680880.

The previous prime is 22047497. The next prime is 22047499. The reversal of 22047498 is 89474022.

It is an interprime number because it is at equal distance from previous prime (22047497) and next prime (22047499).

It is not an unprimeable number, because it can be changed into a prime (22047497) 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, 17965 + ... + 19152.

It is an arithmetic number, because the mean of its divisors is an integer number (1670310).

Almost surely, 2^22047498 is an apocalyptic number.

22047498 is an abundant number, since it is smaller than the sum of its proper divisors (31402422).

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

22047498 is a wasteful number, since it uses less digits than its factorization.

22047498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37139 (or 37133 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 22047498 is about 4695.4763336641. The cubic root of 22047498 is about 280.4054415466.

The spelling of 22047498 in words is "twenty-two million, forty-seven thousand, four hundred ninety-eight".