790745887 has 4 divisors (see below), whose sum is σ = 791281296. Its totient is φ = 790210480.

The previous prime is 790745873. The next prime is 790745903. The reversal of 790745887 is 788547097.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 790745887 - 2¹⁹ = 790221599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (790745827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265483 + ... + 268444.

It is an arithmetic number, because the mean of its divisors is an integer number (197820324).

Almost surely, 2^790745887 is an apocalyptic number.

790745887 is a deficient number, since it is larger than the sum of its proper divisors (535409).

790745887 is a wasteful number, since it uses less digits than its factorization.

790745887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535408.

The product of its (nonzero) digits is 3951360, while the sum is 55.

The square root of 790745887 is about 28120.2042489026. The cubic root of 790745887 is about 924.7243929814.

The spelling of 790745887 in words is "seven hundred ninety million, seven hundred forty-five thousand, eight hundred eighty-seven".