897570734 has 8 divisors (see below), whose sum is σ = 1377666840. Its totient is φ = 438348456.

The previous prime is 897570649. The next prime is 897570749. The reversal of 897570734 is 437075798.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5218349 + ... + 5218520.

It is an arithmetic number, because the mean of its divisors is an integer number (172208355).

Almost surely, 2^897570734 is an apocalyptic number.

897570734 is a deficient number, since it is larger than the sum of its proper divisors (480096106).

897570734 is a wasteful number, since it uses less digits than its factorization.

897570734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10436914.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The square root of 897570734 is about 29959.4848754113. The cubic root of 897570734 is about 964.6199238814.

The spelling of 897570734 in words is "eight hundred ninety-seven million, five hundred seventy thousand, seven hundred thirty-four".