88256213 has 2 divisors, whose sum is σ = 88256214. Its totient is φ = 88256212.

The previous prime is 88256209. The next prime is 88256257. The reversal of 88256213 is 31265288.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87740689 + 515524 = 9367^2 + 718^2 .

It is a cyclic number.

It is not a de Polignac number, because 88256213 - 2² = 88256209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88256263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44128106 + 44128107.

It is an arithmetic number, because the mean of its divisors is an integer number (44128107).

Almost surely, 2^88256213 is an apocalyptic number.

It is an amenable number.

88256213 is a deficient number, since it is larger than the sum of its proper divisors (1).

88256213 is an equidigital number, since it uses as much as digits as its factorization.

88256213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 88256213 is about 9394.4777928313. The cubic root of 88256213 is about 445.2272760672.

The spelling of 88256213 in words is "eighty-eight million, two hundred fifty-six thousand, two hundred thirteen".