1400888 has 16 divisors (see below), whose sum is σ = 2691360. Its totient is φ = 683200.

The previous prime is 1400887. The next prime is 1400891. The reversal of 1400888 is 8880041.

It is a self number, because there is not a number n which added to its sum of digits gives 1400888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1808 + ... + 2463.

It is an arithmetic number, because the mean of its divisors is an integer number (168210).

2^1400888 is an apocalyptic number.

It is an amenable number.

1400888 is a deficient number, since it is larger than the sum of its proper divisors (1290472).

1400888 is a wasteful number, since it uses less digits than its factorization.

1400888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4318 (or 4314 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 29.

The square root of 1400888 is about 1183.5911456242. The cubic root of 1400888 is about 111.8925414896.

The spelling of 1400888 in words is "one million, four hundred thousand, eight hundred eighty-eight".