402799343 has 16 divisors (see below), whose sum is σ = 431655840. Its totient is φ = 374547456.

The previous prime is 402799333. The next prime is 402799403. The reversal of 402799343 is 343997204.

It is a cyclic number.

It is not a de Polignac number, because 402799343 - 2⁸ = 402799087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402799343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402799333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 881171 + ... + 881627.

It is an arithmetic number, because the mean of its divisors is an integer number (26978490).

Almost surely, 2^402799343 is an apocalyptic number.

402799343 is a deficient number, since it is larger than the sum of its proper divisors (28856497).

402799343 is a wasteful number, since it uses less digits than its factorization.

402799343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 402799343 is about 20069.8615590641. The cubic root of 402799343 is about 738.5211169243.

The spelling of 402799343 in words is "four hundred two million, seven hundred ninety-nine thousand, three hundred forty-three".