1402291984 has 20 divisors (see below), whose sum is σ = 2810629260. Its totient is φ = 676968320.

The previous prime is 1402291981. The next prime is 1402291987. The reversal of 1402291984 is 4891922041.

It is an interprime number because it is at equal distance from previous prime (1402291981) and next prime (1402291987).

It can be written as a sum of positive squares in 2 ways, for example, as 454883584 + 947408400 = 21328^2 + 30780^2 .

It is not an unprimeable number, because it can be changed into a prime (1402291981) 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, 1510627 + ... + 1511554.

It is an arithmetic number, because the mean of its divisors is an integer number (140531463).

Almost surely, 2^1402291984 is an apocalyptic number.

It is an amenable number.

1402291984 is an abundant number, since it is smaller than the sum of its proper divisors (1408337276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1402291984 is a wasteful number, since it uses less digits than its factorization.

1402291984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3022218 (or 3022212 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 1402291984 is about 37447.1892670198. The cubic root of 1402291984 is about 1119.2990895139.

The spelling of 1402291984 in words is "one billion, four hundred two million, two hundred ninety-one thousand, nine hundred eighty-four".