897726 has 16 divisors (see below), whose sum is σ = 1808784. Its totient is φ = 297024.

The previous prime is 897709. The next prime is 897727. The reversal of 897726 is 627798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466 + ... + 1418.

It is an arithmetic number, because the mean of its divisors is an integer number (113049).

2⁸⁹⁷⁷²⁶ is an apocalyptic number.

897726 is an abundant number, since it is smaller than the sum of its proper divisors (911058).

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

897726 is a wasteful number, since it uses less digits than its factorization.

897726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115.

The product of its digits is 42336, while the sum is 39.

The square root of 897726 is about 947.4840368048. The cubic root of 897726 is about 96.4675542169.

The spelling of 897726 in words is "eight hundred ninety-seven thousand, seven hundred twenty-six".