1402068528 has 200 divisors, whose sum is σ = 4764190112. Its totient is φ = 389670912.

The previous prime is 1402068487. The next prime is 1402068529. The reversal of 1402068528 is 8258602041.

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

It is a junction number, because it is equal to n+sod(n) for n = 1402068492 and 1402068501.

It is not an unprimeable number, because it can be changed into a prime (1402068529) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 333576 + ... + 337752.

Almost surely, 2^1402068528 is an apocalyptic number.

1402068528 is a gapful number since it is divisible by the number (18) 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 1402068528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2382095056).

1402068528 is an abundant number, since it is smaller than the sum of its proper divisors (3362121584).

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

1402068528 is a wasteful number, since it uses less digits than its factorization.

1402068528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4241 (or 4226 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 1402068528 is about 37444.2055330327. The cubic root of 1402068528 is about 1119.2396327135.

The spelling of 1402068528 in words is "one billion, four hundred two million, sixty-eight thousand, five hundred twenty-eight".