1402904064 has 160 divisors (see below), whose sum is σ = 4012778880. Its totient is φ = 434184192.

The previous prime is 1402904053. The next prime is 1402904077. The reversal of 1402904064 is 4604092041.

It is a super-3 number, since 3×1402904064³ (a number of 28 digits) contains 333 as substring.

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, 1546299 + ... + 1547205.

It is an arithmetic number, because the mean of its divisors is an integer number (25079868).

Almost surely, 2^1402904064 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 1402904064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2006389440).

1402904064 is an abundant number, since it is smaller than the sum of its proper divisors (2609874816).

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

1402904064 is an equidigital number, since it uses as much as digits as its factorization.

1402904064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 984 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1402904064 is about 37455.3609514045. The cubic root of 1402904064 is about 1119.4619184016.

The spelling of 1402904064 in words is "one billion, four hundred two million, nine hundred four thousand, sixty-four".