1402313432 has 64 divisors (see below), whose sum is σ = 2946948480. Its totient is φ = 621384192.

The previous prime is 1402313371. The next prime is 1402313461. The reversal of 1402313432 is 2343132041.

It is a junction number, because it is equal to n+sod(n) for n = 1402313398 and 1402313407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256358 + ... + 261770.

It is an arithmetic number, because the mean of its divisors is an integer number (46046070).

Almost surely, 2^1402313432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402313432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1473474240).

1402313432 is an abundant number, since it is smaller than the sum of its proper divisors (1544635048).

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

1402313432 is a wasteful number, since it uses less digits than its factorization.

1402313432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532 (or 5528 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1402313432 is about 37447.4756425583. The cubic root of 1402313432 is about 1119.3047960298.

Adding to 1402313432 its reverse (2343132041), we get a palindrome (3745445473).

The spelling of 1402313432 in words is "one billion, four hundred two million, three hundred thirteen thousand, four hundred thirty-two".