212672034 has 16 divisors (see below), whose sum is σ = 472604640. Its totient is φ = 70890660.

The previous prime is 212672017. The next prime is 212672113. The reversal of 212672034 is 430276212.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212671989 and 212672007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1969132 + ... + 1969239.

It is an arithmetic number, because the mean of its divisors is an integer number (29537790).

Almost surely, 2^212672034 is an apocalyptic number.

212672034 is an abundant number, since it is smaller than the sum of its proper divisors (259932606).

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

212672034 is a wasteful number, since it uses less digits than its factorization.

212672034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3938382 (or 3938376 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 212672034 is about 14583.2792608521. The cubic root of 212672034 is about 596.9025875757.

The spelling of 212672034 in words is "two hundred twelve million, six hundred seventy-two thousand, thirty-four".