88926221 has 2 divisors, whose sum is σ = 88926222. Its totient is φ = 88926220.

The previous prime is 88926203. The next prime is 88926239. The reversal of 88926221 is 12262988.

It is a balanced prime because it is at equal distance from previous prime (88926203) and next prime (88926239).

It can be written as a sum of positive squares in only one way, i.e., 86750596 + 2175625 = 9314^2 + 1475^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88926221 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88926121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44463110 + 44463111.

It is an arithmetic number, because the mean of its divisors is an integer number (44463111).

Almost surely, 2^88926221 is an apocalyptic number.

It is an amenable number.

88926221 is a deficient number, since it is larger than the sum of its proper divisors (1).

88926221 is an equidigital number, since it uses as much as digits as its factorization.

88926221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 38.

The square root of 88926221 is about 9430.0700421577. The cubic root of 88926221 is about 446.3511030067.

The spelling of 88926221 in words is "eighty-eight million, nine hundred twenty-six thousand, two hundred twenty-one".