88629901 has 2 divisors, whose sum is σ = 88629902. Its totient is φ = 88629900.

The previous prime is 88629883. The next prime is 88629907. The reversal of 88629901 is 10992688.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46717225 + 41912676 = 6835^2 + 6474^2 .

It is a cyclic number.

It is not a de Polignac number, because 88629901 - 2⁵ = 88629869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88629907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44314950 + 44314951.

It is an arithmetic number, because the mean of its divisors is an integer number (44314951).

Almost surely, 2^88629901 is an apocalyptic number.

It is an amenable number.

88629901 is a deficient number, since it is larger than the sum of its proper divisors (1).

88629901 is an equidigital number, since it uses as much as digits as its factorization.

88629901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 88629901 is about 9414.3454897300. The cubic root of 88629901 is about 445.8547741826.

The spelling of 88629901 in words is "eighty-eight million, six hundred twenty-nine thousand, nine hundred one".