22208698 has 8 divisors (see below), whose sum is σ = 35272692. Its totient is φ = 10451136.

The previous prime is 22208689. The next prime is 22208707. The reversal of 22208698 is 89680222.

It is an interprime number because it is at equal distance from previous prime (22208689) and next prime (22208707).

It can be written as a sum of positive squares in 2 ways, for example, as 21557449 + 651249 = 4643^2 + 807^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326565 + ... + 326632.

Almost surely, 2^22208698 is an apocalyptic number.

22208698 is a deficient number, since it is larger than the sum of its proper divisors (13063994).

22208698 is a wasteful number, since it uses less digits than its factorization.

22208698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653216.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 22208698 is about 4712.6105292078. The cubic root of 22208698 is about 281.0871763393.

The spelling of 22208698 in words is "twenty-two million, two hundred eight thousand, six hundred ninety-eight".