897392347 has 4 divisors (see below), whose sum is σ = 902579760. Its totient is φ = 892204936.

The previous prime is 897392329. The next prime is 897392383. The reversal of 897392347 is 743293798.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 897392347 - 2²⁷ = 763174619 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 897392294 and 897392303.

It is not an unprimeable number, because it can be changed into a prime (897392317) 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, 2593447 + ... + 2593792.

It is an arithmetic number, because the mean of its divisors is an integer number (225644940).

Almost surely, 2^897392347 is an apocalyptic number.

897392347 is a deficient number, since it is larger than the sum of its proper divisors (5187413).

897392347 is a wasteful number, since it uses less digits than its factorization.

897392347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5187412.

The product of its digits is 2286144, while the sum is 52.

The square root of 897392347 is about 29956.5075901715. The cubic root of 897392347 is about 964.5560154343.

The spelling of 897392347 in words is "eight hundred ninety-seven million, three hundred ninety-two thousand, three hundred forty-seven".