402014008 has 64 divisors (see below), whose sum is σ = 895536000. Its totient is φ = 167126400.

The previous prime is 402013981. The next prime is 402014051. The reversal of 402014008 is 800410204.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44343 + ... + 52633.

It is an arithmetic number, because the mean of its divisors is an integer number (13992750).

Almost surely, 2^402014008 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 402014008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (447768000).

402014008 is an abundant number, since it is smaller than the sum of its proper divisors (493521992).

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

402014008 is a wasteful number, since it uses less digits than its factorization.

402014008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8356 (or 8352 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 402014008 is about 20050.2869804898. The cubic root of 402014008 is about 738.0408415448.

The spelling of 402014008 in words is "four hundred two million, fourteen thousand, eight".