1400505568 has 48 divisors (see below), whose sum is σ = 3437610624. Its totient is φ = 545650560.

The previous prime is 1400505551. The next prime is 1400505607. The reversal of 1400505568 is 8655050041.

It is a happy number.

It is a super-2 number, since 2×1400505568² = 3922831691998005248, which contains 22 as substring.

It is a congruent number.

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, 281730 + ... + 286657.

It is an arithmetic number, because the mean of its divisors is an integer number (71616888).

Almost surely, 2^1400505568 is an apocalyptic number.

It is an amenable number.

1400505568 is an abundant number, since it is smaller than the sum of its proper divisors (2037105056).

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

1400505568 is a wasteful number, since it uses less digits than its factorization.

1400505568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568415 (or 568407 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 1400505568 is about 37423.3291945011. The cubic root of 1400505568 is about 1118.8235861921.

The spelling of 1400505568 in words is "one billion, four hundred million, five hundred five thousand, five hundred sixty-eight".