212525006 has 16 divisors (see below), whose sum is σ = 327213744. Its totient is φ = 103469184.

The previous prime is 212524999. The next prime is 212525009. The reversal of 212525006 is 600525212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212525009) 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, 25316 + ... + 32648.

It is an arithmetic number, because the mean of its divisors is an integer number (20450859).

Almost surely, 2^212525006 is an apocalyptic number.

212525006 is a deficient number, since it is larger than the sum of its proper divisors (114688738).

212525006 is a wasteful number, since it uses less digits than its factorization.

212525006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7715.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 212525006 is about 14578.2374106063. The cubic root of 212525006 is about 596.7650022932.

The spelling of 212525006 in words is "two hundred twelve million, five hundred twenty-five thousand, six".