532785456 has 120 divisors (see below), whose sum is σ = 1708965024. Its totient is φ = 151787520.

The previous prime is 532785443. The next prime is 532785493. The reversal of 532785456 is 654587235.

532785456 is a `hidden beast` number, since 5 + 32 + 78 + 545 + 6 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 544840 + ... + 545816.

Almost surely, 2^532785456 is an apocalyptic number.

532785456 is a gapful number since it is divisible by the number (56) 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 532785456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (854482512).

532785456 is an abundant number, since it is smaller than the sum of its proper divisors (1176179568).

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

532785456 is a wasteful number, since it uses less digits than its factorization.

532785456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1530 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 532785456 is about 23082.1458274572. The cubic root of 532785456 is about 810.6824792165.

The spelling of 532785456 in words is "five hundred thirty-two million, seven hundred eighty-five thousand, four hundred fifty-six".