212576464 has 10 divisors (see below), whose sum is σ = 411866930. Its totient is φ = 106288224.

The previous prime is 212576459. The next prime is 212576479. The reversal of 212576464 is 464675212.

It can be written as a sum of positive squares in only one way, i.e., 212576400 + 64 = 14580^2 + 8^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 6642999 + ... + 6643030.

It is an arithmetic number, because the mean of its divisors is an integer number (41186693).

Almost surely, 2^212576464 is an apocalyptic number.

It is an amenable number.

212576464 is a deficient number, since it is larger than the sum of its proper divisors (199290466).

212576464 is a wasteful number, since it uses less digits than its factorization.

212576464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13286037 (or 13286031 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 212576464 is about 14580.0021947872. The cubic root of 212576464 is about 596.8131626736.

It can be divided in two parts, 2125764 and 64, that multiplied together give a 4-th power (136048896 = 108⁴).

The spelling of 212576464 in words is "two hundred twelve million, five hundred seventy-six thousand, four hundred sixty-four".