10402984 has 16 divisors (see below), whose sum is σ = 19592820. Its totient is φ = 5178240.

The previous prime is 10402981. The next prime is 10403017. The reversal of 10402984 is 48920401.

10402984 = T₂₆₃₂ + T₂₆₃₃ + T₂₆₃₄.

It can be written as a sum of positive squares in 2 ways, for example, as 9746884 + 656100 = 3122^2 + 810^2 .

It is a super-2 number, since 2×10402984² = 216444152208512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10402981) by changing a digit.

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, 927 + ... + 4654.

Almost surely, 2^10402984 is an apocalyptic number.

10402984 is the 2634-th centered triangular number.

It is an amenable number.

10402984 is a deficient number, since it is larger than the sum of its proper divisors (9189836).

10402984 is a wasteful number, since it uses less digits than its factorization.

10402984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5820 (or 5816 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 10402984 is about 3225.3657156980. The cubic root of 10402984 is about 218.2994510028.

The spelling of 10402984 in words is "ten million, four hundred two thousand, nine hundred eighty-four".