533333772 has 18 divisors (see below), whose sum is σ = 1348149348. Its totient is φ = 177777912.

The previous prime is 533333771. The next prime is 533333777. The reversal of 533333772 is 277333335.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 14814827 = 533333772 / (5 + 3 + 3 + 3 + 3 + 3 + 7 + 7 + 2).

It is not an unprimeable number, because it can be changed into a prime (533333771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7407378 + ... + 7407449.

It is an arithmetic number, because the mean of its divisors is an integer number (74897186).

Almost surely, 2^533333772 is an apocalyptic number.

It is an amenable number.

533333772 is an abundant number, since it is smaller than the sum of its proper divisors (814815576).

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

533333772 is a wasteful number, since it uses less digits than its factorization.

533333772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14814837 (or 14814832 counting only the distinct ones).

The product of its digits is 119070, while the sum is 36.

The square root of 533333772 is about 23094.0202649950. The cubic root of 533333772 is about 810.9604884147.

The spelling of 533333772 in words is "five hundred thirty-three million, three hundred thirty-three thousand, seven hundred seventy-two".