212266604 has 24 divisors (see below), whose sum is σ = 405811728. Its totient is φ = 96347840.

The previous prime is 212266603. The next prime is 212266627. The reversal of 212266604 is 406662212.

It is a super-2 number, since 2×212266604² = 90114222347385632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212266603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32042 + ... + 38094.

It is an arithmetic number, because the mean of its divisors is an integer number (16908822).

Almost surely, 2^212266604 is an apocalyptic number.

It is an amenable number.

212266604 is a deficient number, since it is larger than the sum of its proper divisors (193545124).

212266604 is a wasteful number, since it uses less digits than its factorization.

212266604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6865 (or 6863 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 212266604 is about 14569.3721209941. The cubic root of 212266604 is about 596.5230420443.

The spelling of 212266604 in words is "two hundred twelve million, two hundred sixty-six thousand, six hundred four".