799209424 has 20 divisors (see below), whose sum is σ = 1667581636. Its totient is φ = 368865792.

The previous prime is 799209421. The next prime is 799209427. The reversal of 799209424 is 424902997.

It is an interprime number because it is at equal distance from previous prime (799209421) and next prime (799209427).

It can be written as a sum of positive squares in 2 ways, for example, as 111091600 + 688117824 = 10540^2 + 26232^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799209421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1920969 + ... + 1921384.

Almost surely, 2^799209424 is an apocalyptic number.

It is an amenable number.

799209424 is an abundant number, since it is smaller than the sum of its proper divisors (868372212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

799209424 is a wasteful number, since it uses less digits than its factorization.

799209424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3842374 (or 3842368 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 799209424 is about 28270.2922517614. The cubic root of 799209424 is about 928.0118718755.

The spelling of 799209424 in words is "seven hundred ninety-nine million, two hundred nine thousand, four hundred twenty-four".