894949497 has 24 divisors (see below), whose sum is σ = 1424527104. Its totient is φ = 537927264.

The previous prime is 894949487. The next prime is 894949499. The reversal of 894949497 is 794949498.

It is not a de Polignac number, because 894949497 - 2²⁰ = 893900921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (894949499) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83913 + ... + 93974.

It is an arithmetic number, because the mean of its divisors is an integer number (59355296).

Almost surely, 2^894949497 is an apocalyptic number.

It is an amenable number.

894949497 is a deficient number, since it is larger than the sum of its proper divisors (529577607).

894949497 is a wasteful number, since it uses less digits than its factorization.

894949497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177949 (or 177946 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 63.

The square root of 894949497 is about 29915.7065268397. The cubic root of 894949497 is about 963.6799931989.

Subtracting from 894949497 its reverse (794949498), we obtain a palindrome (99999999).

The spelling of 894949497 in words is "eight hundred ninety-four million, nine hundred forty-nine thousand, four hundred ninety-seven".