533503412 has 24 divisors (see below), whose sum is σ = 1015413672. Its totient is φ = 243792000.

The previous prime is 533503381. The next prime is 533503433. The reversal of 533503412 is 214305335.

It can be written as a sum of positive squares in 4 ways, for example, as 106419856 + 427083556 = 10316^2 + 20666^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45539 + ... + 56042.

It is an arithmetic number, because the mean of its divisors is an integer number (42308903).

Almost surely, 2^533503412 is an apocalyptic number.

533503412 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

533503412 is a deficient number, since it is larger than the sum of its proper divisors (481910260).

533503412 is a wasteful number, since it uses less digits than its factorization.

533503412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101699 (or 101697 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 533503412 is about 23097.6927852113. The cubic root of 533503412 is about 811.0464613151.

Adding to 533503412 its reverse (214305335), we get a palindrome (747808747).

The spelling of 533503412 in words is "five hundred thirty-three million, five hundred three thousand, four hundred twelve".