212067004 has 24 divisors (see below), whose sum is σ = 378766080. Its totient is φ = 103861296.

The previous prime is 212066951. The next prime is 212067007. The reversal of 212067004 is 400760212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212067007) 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, 70989 + ... + 73915.

It is an arithmetic number, because the mean of its divisors is an integer number (15781920).

Almost surely, 2^212067004 is an apocalyptic number.

It is an amenable number.

212067004 is a deficient number, since it is larger than the sum of its proper divisors (166699076).

212067004 is a wasteful number, since it uses less digits than its factorization.

212067004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297 (or 3295 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 212067004 is about 14562.5205235907. The cubic root of 212067004 is about 596.3360078512.

The spelling of 212067004 in words is "two hundred twelve million, sixty-seven thousand, four".