222739952 has 20 divisors (see below), whose sum is σ = 446440920. Its totient is φ = 107529408.

The previous prime is 222739939. The next prime is 222740017. The reversal of 222739952 is 259937222.

222739952 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×222739952² = 99226172433924608, which contains 22 as substring.

It is a congruent number.

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, 239558 + ... + 240485.

It is an arithmetic number, because the mean of its divisors is an integer number (22322046).

Almost surely, 2^222739952 is an apocalyptic number.

It is an amenable number.

222739952 is an abundant number, since it is smaller than the sum of its proper divisors (223700968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222739952 is a wasteful number, since it uses less digits than its factorization.

222739952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480080 (or 480074 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The square root of 222739952 is about 14924.4749321375. The cubic root of 222739952 is about 606.1768881685.

The spelling of 222739952 in words is "two hundred twenty-two million, seven hundred thirty-nine thousand, nine hundred fifty-two".