1400738268 has 48 divisors (see below), whose sum is σ = 3395347200. Its totient is φ = 449097600.

The previous prime is 1400738237. The next prime is 1400738281. The reversal of 1400738268 is 8628370041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14883 + ... + 54981.

It is an arithmetic number, because the mean of its divisors is an integer number (70736400).

Almost surely, 2^1400738268 is an apocalyptic number.

It is an amenable number.

1400738268 is an abundant number, since it is smaller than the sum of its proper divisors (1994608932).

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

1400738268 is a wasteful number, since it uses less digits than its factorization.

1400738268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40218 (or 40216 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 1400738268 is about 37426.4380886026. The cubic root of 1400738268 is about 1118.8855485377.

The spelling of 1400738268 in words is "one billion, four hundred million, seven hundred thirty-eight thousand, two hundred sixty-eight".