402553484 has 12 divisors (see below), whose sum is σ = 704697000. Its totient is φ = 201211488.

The previous prime is 402553483. The next prime is 402553493. The reversal of 402553484 is 484355204.

It is not an unprimeable number, because it can be changed into a prime (402553483) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 794 + ... + 28385.

It is an arithmetic number, because the mean of its divisors is an integer number (58724750).

Almost surely, 2^402553484 is an apocalyptic number.

It is an amenable number.

402553484 is a deficient number, since it is larger than the sum of its proper divisors (302143516).

402553484 is a wasteful number, since it uses less digits than its factorization.

402553484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32632 (or 32630 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The square root of 402553484 is about 20063.7355445092. The cubic root of 402553484 is about 738.3708278524.

The spelling of 402553484 in words is "four hundred two million, five hundred fifty-three thousand, four hundred eighty-four".