22157702 has 12 divisors (see below), whose sum is σ = 38663100. Its totient is φ = 9496116.

The previous prime is 22157689. The next prime is 22157713. The reversal of 22157702 is 20775122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112952 + ... + 113147.

It is an arithmetic number, because the mean of its divisors is an integer number (3221925).

Almost surely, 2^22157702 is an apocalyptic number.

22157702 is a deficient number, since it is larger than the sum of its proper divisors (16505398).

22157702 is a wasteful number, since it uses less digits than its factorization.

22157702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226115 (or 226108 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 22157702 is about 4707.1968303864. The cubic root of 22157702 is about 280.8718656948.

The spelling of 22157702 in words is "twenty-two million, one hundred fifty-seven thousand, seven hundred two".