88038649 has 2 divisors, whose sum is σ = 88038650. Its totient is φ = 88038648.

The previous prime is 88038623. The next prime is 88038653. The reversal of 88038649 is 94683088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45697600 + 42341049 = 6760^2 + 6507^2 .

It is a cyclic number.

It is not a de Polignac number, because 88038649 - 2⁵ = 88038617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88038599 and 88038608.

It is not a weakly prime, because it can be changed into another prime (88038619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44019324 + 44019325.

It is an arithmetic number, because the mean of its divisors is an integer number (44019325).

Almost surely, 2^88038649 is an apocalyptic number.

It is an amenable number.

88038649 is a deficient number, since it is larger than the sum of its proper divisors (1).

88038649 is an equidigital number, since it uses as much as digits as its factorization.

88038649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 88038649 is about 9382.8912921338. The cubic root of 88038649 is about 444.8611257093.

The spelling of 88038649 in words is "eighty-eight million, thirty-eight thousand, six hundred forty-nine".