1402063808 has 56 divisors (see below), whose sum is σ = 3056046720. Its totient is φ = 635247360.

The previous prime is 1402063801. The next prime is 1402063811. The reversal of 1402063808 is 8083602041.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402063801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2903 + ... + 53033.

Almost surely, 2^1402063808 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 1402063808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1528023360).

1402063808 is an abundant number, since it is smaller than the sum of its proper divisors (1653982912).

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

1402063808 is a wasteful number, since it uses less digits than its factorization.

1402063808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50185 (or 50175 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 1402063808 is about 37444.1425058713. The cubic root of 1402063808 is about 1119.2383767556.

Adding to 1402063808 its reverse (8083602041), we get a palindrome (9485665849).

The spelling of 1402063808 in words is "one billion, four hundred two million, sixty-three thousand, eight hundred eight".