894975231 has 4 divisors (see below), whose sum is σ = 1193300312. Its totient is φ = 596650152.

The previous prime is 894975227. The next prime is 894975233. The reversal of 894975231 is 132579498.

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

It is not a de Polignac number, because 894975231 - 2² = 894975227 is a prime.

It is a super-2 number, since 2×894975231² = 1601961328207006722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (894975233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149162536 + ... + 149162541.

It is an arithmetic number, because the mean of its divisors is an integer number (298325078).

Almost surely, 2^894975231 is an apocalyptic number.

894975231 is a deficient number, since it is larger than the sum of its proper divisors (298325081).

894975231 is a wasteful number, since it uses less digits than its factorization.

894975231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298325080.

The product of its digits is 544320, while the sum is 48.

The square root of 894975231 is about 29916.1366322592. The cubic root of 894975231 is about 963.6892298852.

The spelling of 894975231 in words is "eight hundred ninety-four million, nine hundred seventy-five thousand, two hundred thirty-one".