1400374402 has 16 divisors (see below), whose sum is σ = 2415373632. Its totient is φ = 596477520.

The previous prime is 1400374399. The next prime is 1400374463. The reversal of 1400374402 is 2044730041.

It is a super-2 number, since 2×1400374402² = 3922096931553715208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304549 + ... + 309112.

It is an arithmetic number, because the mean of its divisors is an integer number (150960852).

Almost surely, 2^1400374402 is an apocalyptic number.

1400374402 is a deficient number, since it is larger than the sum of its proper divisors (1014999230).

1400374402 is a wasteful number, since it uses less digits than its factorization.

1400374402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613833.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 1400374402 is about 37421.5766904603. The cubic root of 1400374402 is about 1118.7886568543.

The spelling of 1400374402 in words is "one billion, four hundred million, three hundred seventy-four thousand, four hundred two".