22697636 has 24 divisors (see below), whose sum is σ = 43775424. Its totient is φ = 10231200.

The previous prime is 22697603. The next prime is 22697651. The reversal of 22697636 is 63679622.

It is a junction number, because it is equal to n+sod(n) for n = 22697593 and 22697602.

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, 2840 + ... + 7311.

It is an arithmetic number, because the mean of its divisors is an integer number (1823976).

Almost surely, 2^22697636 is an apocalyptic number.

22697636 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22697636 is a deficient number, since it is larger than the sum of its proper divisors (21077788).

22697636 is a wasteful number, since it uses less digits than its factorization.

22697636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10211 (or 10209 counting only the distinct ones).

The product of its digits is 163296, while the sum is 41.

The square root of 22697636 is about 4764.2036060605. The cubic root of 22697636 is about 283.1349895196.

The spelling of 22697636 in words is "twenty-two million, six hundred ninety-seven thousand, six hundred thirty-six".