1402668888 has 32 divisors (see below), whose sum is σ = 3542829360. Its totient is φ = 462735360.

The previous prime is 1402668871. The next prime is 1402668889. The reversal of 1402668888 is 8888662041.

It is a self number, because there is not a number n which added to its sum of digits gives 1402668888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402668889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298933 + ... + 303588.

Almost surely, 2^1402668888 is an apocalyptic number.

It is an amenable number.

1402668888 is an abundant number, since it is smaller than the sum of its proper divisors (2140160472).

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

1402668888 is a wasteful number, since it uses less digits than its factorization.

1402668888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602627 (or 602623 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 51.

The square root of 1402668888 is about 37452.2214027419. The cubic root of 1402668888 is about 1119.3993611925.

The spelling of 1402668888 in words is "one billion, four hundred two million, six hundred sixty-eight thousand, eight hundred eighty-eight".