22234248772 has 6 divisors (see below), whose sum is σ = 38909935358. Its totient is φ = 11117124384.

The previous prime is 22234248727. The next prime is 22234248797. The reversal of 22234248772 is 27784243222.

It can be written as a sum of positive squares in only one way, i.e., 19269881856 + 2964366916 = 138816^2 + 54446^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2779281093 + ... + 2779281100.

Almost surely, 2^22234248772 is an apocalyptic number.

It is an amenable number.

22234248772 is a deficient number, since it is larger than the sum of its proper divisors (16675686586).

22234248772 is a wasteful number, since it uses less digits than its factorization.

22234248772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5558562197 (or 5558562195 counting only the distinct ones).

The product of its digits is 602112, while the sum is 43.

The spelling of 22234248772 in words is "twenty-two billion, two hundred thirty-four million, two hundred forty-eight thousand, seven hundred seventy-two".