22213876 has 6 divisors (see below), whose sum is σ = 38874290. Its totient is φ = 11106936.

The previous prime is 22213861. The next prime is 22213889. The reversal of 22213876 is 67831222.

It can be written as a sum of positive squares in only one way, i.e., 19589476 + 2624400 = 4426^2 + 1620^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776731 + ... + 2776738.

Almost surely, 2^22213876 is an apocalyptic number.

It is an amenable number.

22213876 is a deficient number, since it is larger than the sum of its proper divisors (16660414).

22213876 is a wasteful number, since it uses less digits than its factorization.

22213876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5553473 (or 5553471 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 22213876 is about 4713.1598742245. The cubic root of 22213876 is about 281.1090199776.

The spelling of 22213876 in words is "twenty-two million, two hundred thirteen thousand, eight hundred seventy-six".