897513 has 4 divisors (see below), whose sum is σ = 1196688. Its totient is φ = 598340.
The previous prime is 897499. The next prime is 897517. The reversal of 897513 is 315798.
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 not a de Polignac number, because 897513 - 24 = 897497 is a prime.
It is a D-number.
It is not an unprimeable number, because it can be changed into a prime (897517) 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, 149583 + ... + 149588.
It is an arithmetic number, because the mean of its divisors is an integer number (299172).
2897513 is an apocalyptic number.
It is an amenable number.
897513 is a deficient number, since it is larger than the sum of its proper divisors (299175).
897513 is a wasteful number, since it uses less digits than its factorization.
897513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299174.
The product of its digits is 7560, while the sum is 33.
The square root of 897513 is about 947.3716271876. The cubic root of 897513 is about 96.4599241181.
The spelling of 897513 in words is "eight hundred ninety-seven thousand, five hundred thirteen".
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