1402689412 has 12 divisors (see below), whose sum is σ = 2511792976. Its totient is φ = 685034280.

The previous prime is 1402689389. The next prime is 1402689437. The reversal of 1402689412 is 2149862041.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4077414 + ... + 4077757.

Almost surely, 2^1402689412 is an apocalyptic number.

It is an amenable number.

1402689412 is a deficient number, since it is larger than the sum of its proper divisors (1109103564).

1402689412 is a wasteful number, since it uses less digits than its factorization.

1402689412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8155218 (or 8155216 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 1402689412 is about 37452.4954041783. The cubic root of 1402689412 is about 1119.4048208893.

The spelling of 1402689412 in words is "one billion, four hundred two million, six hundred eighty-nine thousand, four hundred twelve".