214977222 has 24 divisors (see below), whose sum is σ = 474574464. Its totient is φ = 70306704.

The previous prime is 214977209. The next prime is 214977241. The reversal of 214977222 is 222779412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111718 + ... + 113625.

It is an arithmetic number, because the mean of its divisors is an integer number (19773936).

Almost surely, 2^214977222 is an apocalyptic number.

214977222 is an abundant number, since it is smaller than the sum of its proper divisors (259597242).

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

214977222 is a wasteful number, since it uses less digits than its factorization.

214977222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225404 (or 225401 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 214977222 is about 14662.1015546885. The cubic root of 214977222 is about 599.0514846545.

The spelling of 214977222 in words is "two hundred fourteen million, nine hundred seventy-seven thousand, two hundred twenty-two".