1400023982 has 48 divisors (see below), whose sum is σ = 2526526368. Its totient is φ = 579700800.

The previous prime is 1400023973. The next prime is 1400024011. The reversal of 1400023982 is 2893200041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 546248 + ... + 548804.

It is an arithmetic number, because the mean of its divisors is an integer number (52635966).

Almost surely, 2^1400023982 is an apocalyptic number.

1400023982 is a deficient number, since it is larger than the sum of its proper divisors (1126502386).

1400023982 is a wasteful number, since it uses less digits than its factorization.

1400023982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761 (or 2754 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1400023982 is about 37416.8943393222. The cubic root of 1400023982 is about 1118.6953297588.

The spelling of 1400023982 in words is "one billion, four hundred million, twenty-three thousand, nine hundred eighty-two".