897056533 has 4 divisors (see below), whose sum is σ = 897882880. Its totient is φ = 896230188.

The previous prime is 897056491. The next prime is 897056539. The reversal of 897056533 is 335650798.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-897056533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897056539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411543 + ... + 413716.

It is an arithmetic number, because the mean of its divisors is an integer number (224470720).

Almost surely, 2^897056533 is an apocalyptic number.

It is an amenable number.

897056533 is a deficient number, since it is larger than the sum of its proper divisors (826347).

897056533 is a wasteful number, since it uses less digits than its factorization.

897056533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826346.

The product of its (nonzero) digits is 680400, while the sum is 46.

The square root of 897056533 is about 29950.9020398385. The cubic root of 897056533 is about 964.4356846310.

The spelling of 897056533 in words is "eight hundred ninety-seven million, fifty-six thousand, five hundred thirty-three".