1402146768 has 80 divisors (see below), whose sum is σ = 3967263936. Its totient is φ = 423198720.

The previous prime is 1402146763. The next prime is 1402146773. The reversal of 1402146768 is 8676412041.

It is an interprime number because it is at equal distance from previous prime (1402146763) and next prime (1402146773).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402146761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130530 + ... + 140862.

Almost surely, 2^1402146768 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 1402146768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1983631968).

1402146768 is an abundant number, since it is smaller than the sum of its proper divisors (2565117168).

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

1402146768 is a wasteful number, since it uses less digits than its factorization.

1402146768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10612 (or 10606 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 1402146768 is about 37445.2502728984. The cubic root of 1402146768 is about 1119.2604514011.

The spelling of 1402146768 in words is "one billion, four hundred two million, one hundred forty-six thousand, seven hundred sixty-eight".