1402063256 has 96 divisors (see below), whose sum is σ = 3059424000. Its totient is φ = 596249280.

The previous prime is 1402063213. The next prime is 1402063259. The reversal of 1402063256 is 6523602041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402063259) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7045445 + ... + 7045643.

It is an arithmetic number, because the mean of its divisors is an integer number (31869000).

Almost surely, 2^1402063256 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 1402063256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1529712000).

1402063256 is an abundant number, since it is smaller than the sum of its proper divisors (1657360744).

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

1402063256 is a wasteful number, since it uses less digits than its factorization.

1402063256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1402063256 is about 37444.1351348913. The cubic root of 1402063256 is about 1119.2382298722.

Adding to 1402063256 its reverse (6523602041), we get a palindrome (7925665297).

The spelling of 1402063256 in words is "one billion, four hundred two million, sixty-three thousand, two hundred fifty-six".