8402402 has 16 divisors (see below), whose sum is σ = 13107960. Its totient is φ = 4034688.

The previous prime is 8402399. The next prime is 8402413. The reversal of 8402402 is 2042048.

It can be written as a sum of positive squares in 4 ways, for example, as 6817321 + 1585081 = 2611^2 + 1259^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18158 + ... + 18614.

Almost surely, 2^8402402 is an apocalyptic number.

8402402 is a deficient number, since it is larger than the sum of its proper divisors (4705558).

8402402 is a wasteful number, since it uses less digits than its factorization.

8402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 8402402 is about 2898.6897039870. The cubic root of 8402402 is about 203.2986455803.

The spelling of 8402402 in words is "eight million, four hundred two thousand, four hundred two".