88887401 has 2 divisors, whose sum is σ = 88887402. Its totient is φ = 88887400.

The previous prime is 88887391. The next prime is 88887419. The reversal of 88887401 is 10478888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88811776 + 75625 = 9424^2 + 275^2 .

It is a cyclic number.

It is not a de Polignac number, because 88887401 - 2¹⁰ = 88886377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (88887451) 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, 44443700 + 44443701.

It is an arithmetic number, because the mean of its divisors is an integer number (44443701).

Almost surely, 2^88887401 is an apocalyptic number.

It is an amenable number.

88887401 is a deficient number, since it is larger than the sum of its proper divisors (1).

88887401 is an equidigital number, since it uses as much as digits as its factorization.

88887401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 114688, while the sum is 44.

The square root of 88887401 is about 9428.0115082662. The cubic root of 88887401 is about 446.2861432696.

The spelling of 88887401 in words is "eighty-eight million, eight hundred eighty-seven thousand, four hundred one".