1402386312 has 16 divisors (see below), whose sum is σ = 3505965840. Its totient is φ = 467462096.

The previous prime is 1402386301. The next prime is 1402386317. The reversal of 1402386312 is 2136832041.

It is a super-2 number, since 2×1402386312² = 3933374736169922688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1402386312.

It is not an unprimeable number, because it can be changed into a prime (1402386317) 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, 29216358 + ... + 29216405.

It is an arithmetic number, because the mean of its divisors is an integer number (219122865).

Almost surely, 2^1402386312 is an apocalyptic number.

1402386312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1402386312 is an abundant number, since it is smaller than the sum of its proper divisors (2103579528).

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

1402386312 is a wasteful number, since it uses less digits than its factorization.

1402386312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58432772 (or 58432768 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1402386312 is about 37448.4487262156. The cubic root of 1402386312 is about 1119.3241862551.

The spelling of 1402386312 in words is "one billion, four hundred two million, three hundred eighty-six thousand, three hundred twelve".