897526801 has 4 divisors (see below), whose sum is σ = 897616192. Its totient is φ = 897437412.

The previous prime is 897526783. The next prime is 897526873. The reversal of 897526801 is 108625798.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 897526801 - 2¹¹ = 897524753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (897523801) 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, 27405 + ... + 50458.

It is an arithmetic number, because the mean of its divisors is an integer number (224404048).

Almost surely, 2^897526801 is an apocalyptic number.

It is an amenable number.

897526801 is a deficient number, since it is larger than the sum of its proper divisors (89391).

897526801 is a wasteful number, since it uses less digits than its factorization.

897526801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89390.

The product of its (nonzero) digits is 241920, while the sum is 46.

The square root of 897526801 is about 29958.7516595735. The cubic root of 897526801 is about 964.6041853489.

The spelling of 897526801 in words is "eight hundred ninety-seven million, five hundred twenty-six thousand, eight hundred one".