533963780 has 36 divisors (see below), whose sum is σ = 1304399628. Its totient is φ = 183072960.

The previous prime is 533963767. The next prime is 533963789. The reversal of 533963780 is 87369335.

It can be written as a sum of positive squares in 2 ways, for example, as 88247236 + 445716544 = 9394^2 + 21112^2 .

It is not an unprimeable number, because it can be changed into a prime (533963789) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 271451 + ... + 273410.

It is an arithmetic number, because the mean of its divisors is an integer number (36233323).

Almost surely, 2^533963780 is an apocalyptic number.

It is an amenable number.

533963780 is an abundant number, since it is smaller than the sum of its proper divisors (770435848).

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

533963780 is a wasteful number, since it uses less digits than its factorization.

533963780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544884 (or 544875 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 533963780 is about 23107.6563069473. The cubic root of 533963780 is about 811.2796822480.

The spelling of 533963780 in words is "five hundred thirty-three million, nine hundred sixty-three thousand, seven hundred eighty".