1402848720 has 720 divisors, whose sum is σ = 6145356672. Its totient is φ = 291133440.

The previous prime is 1402848701. The next prime is 1402848779. The reversal of 1402848720 is 278482041.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 22997490 + ... + 22997550.

Almost surely, 2^1402848720 is an apocalyptic number.

1402848720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402848720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3072678336).

1402848720 is an abundant number, since it is smaller than the sum of its proper divisors (4742507952).

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

1402848720 is a wasteful number, since it uses less digits than its factorization.

1402848720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 1402848720 is about 37454.6221446699. The cubic root of 1402848720 is about 1119.4471974342.

The spelling of 1402848720 in words is "one billion, four hundred two million, eight hundred forty-eight thousand, seven hundred twenty".