897619045 has 8 divisors (see below), whose sum is σ = 1123975296. Its totient is φ = 686873616.

The previous prime is 897619007. The next prime is 897619067. The reversal of 897619045 is 540916798.

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

It is a cyclic number.

It is not a de Polignac number, because 897619045 - 2²³ = 889230437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 897619045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3902577 + ... + 3902806.

It is an arithmetic number, because the mean of its divisors is an integer number (140496912).

Almost surely, 2^897619045 is an apocalyptic number.

It is an amenable number.

897619045 is a deficient number, since it is larger than the sum of its proper divisors (226356251).

897619045 is a wasteful number, since it uses less digits than its factorization.

897619045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7805411.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 897619045 is about 29960.2911367697. The cubic root of 897619045 is about 964.6372301933.

The spelling of 897619045 in words is "eight hundred ninety-seven million, six hundred nineteen thousand, forty-five".