823402268 has 12 divisors (see below), whose sum is σ = 1551796680. Its totient is φ = 380031792.

The previous prime is 823402243. The next prime is 823402273. The reversal of 823402268 is 862204328.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7917278 + ... + 7917381.

It is an arithmetic number, because the mean of its divisors is an integer number (129316390).

Almost surely, 2^823402268 is an apocalyptic number.

It is an amenable number.

823402268 is a deficient number, since it is larger than the sum of its proper divisors (728394412).

823402268 is a wasteful number, since it uses less digits than its factorization.

823402268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15834676 (or 15834674 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 823402268 is about 28694.9868095457. The cubic root of 823402268 is about 937.2828839560.

The spelling of 823402268 in words is "eight hundred twenty-three million, four hundred two thousand, two hundred sixty-eight".