897542 has 8 divisors (see below), whose sum is σ = 1359696. Its totient is φ = 444312.

The previous prime is 897527. The next prime is 897553. The reversal of 897542 is 245798.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

897542 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1973 + ... + 2384.

It is an arithmetic number, because the mean of its divisors is an integer number (169962).

2⁸⁹⁷⁵⁴² is an apocalyptic number.

897542 is a deficient number, since it is larger than the sum of its proper divisors (462154).

897542 is a wasteful number, since it uses less digits than its factorization.

897542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462.

The product of its digits is 20160, while the sum is 35.

The square root of 897542 is about 947.3869325677. The cubic root of 897542 is about 96.4609630288.

The spelling of 897542 in words is "eight hundred ninety-seven thousand, five hundred forty-two".