897894958 has 4 divisors (see below), whose sum is σ = 1346842440. Its totient is φ = 448947478.

The previous prime is 897894941. The next prime is 897894979. The reversal of 897894958 is 859498798.

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

It is a junction number, because it is equal to n+sod(n) for n = 897894893 and 897894902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224473738 + ... + 224473741.

It is an arithmetic number, because the mean of its divisors is an integer number (336710610).

Almost surely, 2^897894958 is an apocalyptic number.

897894958 is a deficient number, since it is larger than the sum of its proper divisors (448947482).

897894958 is a wasteful number, since it uses less digits than its factorization.

897894958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448947481.

The product of its digits is 52254720, while the sum is 67.

The square root of 897894958 is about 29964.8954278169. The cubic root of 897894958 is about 964.7360578223.

The spelling of 897894958 in words is "eight hundred ninety-seven million, eight hundred ninety-four thousand, nine hundred fifty-eight".