533671656 has 32 divisors (see below), whose sum is σ = 1524776640. Its totient is φ = 152477568.

The previous prime is 533671651. The next prime is 533671669. The reversal of 533671656 is 656176335.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (533671651) 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 7 ways as a sum of consecutive naturals, for example, 1588141 + ... + 1588476.

It is an arithmetic number, because the mean of its divisors is an integer number (47649270).

Almost surely, 2^533671656 is an apocalyptic number.

533671656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

533671656 is an abundant number, since it is smaller than the sum of its proper divisors (991104984).

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

533671656 is a wasteful number, since it uses less digits than its factorization.

533671656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176633 (or 3176629 counting only the distinct ones).

The product of its digits is 340200, while the sum is 42.

The square root of 533671656 is about 23101.3345069067. The cubic root of 533671656 is about 811.1317087296.

The spelling of 533671656 in words is "five hundred thirty-three million, six hundred seventy-one thousand, six hundred fifty-six".