212625414 has 24 divisors (see below), whose sum is σ = 463628880. Its totient is φ = 70422768.

The previous prime is 212625407. The next prime is 212625481. The reversal of 212625414 is 414526212.

212625414 is a `hidden beast` number, since 21 + 2 + 625 + 4 + 14 = 666.

It is a super-3 number, since 3×212625414³ (a number of 26 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34794 + ... + 40445.

It is an arithmetic number, because the mean of its divisors is an integer number (19317870).

Almost surely, 2^212625414 is an apocalyptic number.

212625414 is an abundant number, since it is smaller than the sum of its proper divisors (251003466).

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

212625414 is a wasteful number, since it uses less digits than its factorization.

212625414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75404 (or 75401 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 212625414 is about 14581.6807673190. The cubic root of 212625414 is about 596.8589685633.

The spelling of 212625414 in words is "two hundred twelve million, six hundred twenty-five thousand, four hundred fourteen".