10402402 has 16 divisors (see below), whose sum is σ = 16970040. Its totient is φ = 4762368.

The previous prime is 10402361. The next prime is 10402411. The reversal of 10402402 is 20420401.

It can be written as a sum of positive squares in 4 ways, for example, as 9853321 + 549081 = 3139^2 + 741^2 .

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 7 ways as a sum of consecutive naturals, for example, 2877 + ... + 5392.

Almost surely, 2^10402402 is an apocalyptic number.

10402402 is a deficient number, since it is larger than the sum of its proper divisors (6567638).

10402402 is a wasteful number, since it uses less digits than its factorization.

10402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8325.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 10402402 is about 3225.2754921092. The cubic root of 10402402 is about 218.2953799706.

Adding to 10402402 its reverse (20420401), we get a palindrome (30822803).

The spelling of 10402402 in words is "ten million, four hundred two thousand, four hundred two".