1402383456 has 180 divisors, whose sum is σ = 4269276396. Its totient is φ = 451578240.

The previous prime is 1402383443. The next prime is 1402383457. The reversal of 1402383456 is 6543832041.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1402383456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402383457) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2490631 + ... + 2491193.

Almost surely, 2^1402383456 is an apocalyptic number.

1402383456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402383456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2134638198).

1402383456 is an abundant number, since it is smaller than the sum of its proper divisors (2866892940).

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

1402383456 is an equidigital number, since it uses as much as digits as its factorization.

1402383456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647 (or 599 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 1402383456 is about 37448.4105937755. The cubic root of 1402383456 is about 1119.3234264093.

It can be divided in two parts, 14023 and 83456, that added together give a palindrome (97479).

The spelling of 1402383456 in words is "one billion, four hundred two million, three hundred eighty-three thousand, four hundred fifty-six".