212766125 has 32 divisors (see below), whose sum is σ = 311980032. Its totient is φ = 142824000.

The previous prime is 212766091. The next prime is 212766137. The reversal of 212766125 is 521667212.

It is not a de Polignac number, because 212766125 - 2⁶ = 212766061 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212766091 and 212766100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11924 + ... + 23826.

It is an arithmetic number, because the mean of its divisors is an integer number (9749376).

Almost surely, 2^212766125 is an apocalyptic number.

212766125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

212766125 is a deficient number, since it is larger than the sum of its proper divisors (99213907).

212766125 is a wasteful number, since it uses less digits than its factorization.

212766125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11942 (or 11932 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 212766125 is about 14586.5048932224. The cubic root of 212766125 is about 596.9906024089.

The spelling of 212766125 in words is "two hundred twelve million, seven hundred sixty-six thousand, one hundred twenty-five".