211725264 has 40 divisors (see below), whose sum is σ = 550332832. Its totient is φ = 70139520.

The previous prime is 211725263. The next prime is 211725307. The reversal of 211725264 is 462527112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211725263) 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, 5707 + ... + 21354.

Almost surely, 2^211725264 is an apocalyptic number.

211725264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

211725264 is an abundant number, since it is smaller than the sum of its proper divisors (338607568).

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

211725264 is a wasteful number, since it uses less digits than its factorization.

211725264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27235 (or 27229 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 211725264 is about 14550.7822470134. The cubic root of 211725264 is about 596.0155094083.

The spelling of 211725264 in words is "two hundred eleven million, seven hundred twenty-five thousand, two hundred sixty-four".