749409587 has 2 divisors, whose sum is σ = 749409588. Its totient is φ = 749409586.

The previous prime is 749409569. The next prime is 749409607. The reversal of 749409587 is 785904947.

749409587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 749409587 - 2²⁰ = 748361011 is a prime.

It is a super-2 number, since 2×749409587² = 1123229458175021138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (749409517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374704793 + 374704794.

It is an arithmetic number, because the mean of its divisors is an integer number (374704794).

Almost surely, 2^749409587 is an apocalyptic number.

749409587 is a deficient number, since it is larger than the sum of its proper divisors (1).

749409587 is an equidigital number, since it uses as much as digits as its factorization.

749409587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The square root of 749409587 is about 27375.3463357087. The cubic root of 749409587 is about 908.3218223569.

The spelling of 749409587 in words is "seven hundred forty-nine million, four hundred nine thousand, five hundred eighty-seven".