894023406 has 40 divisors (see below), whose sum is σ = 2049878424. Its totient is φ = 291075120.

The previous prime is 894023357. The next prime is 894023407. The reversal of 894023406 is 604320498.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (894023407) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 57205 + ... + 71136.

Almost surely, 2^894023406 is an apocalyptic number.

894023406 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

894023406 is an abundant number, since it is smaller than the sum of its proper divisors (1155855018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

894023406 is a wasteful number, since it uses less digits than its factorization.

894023406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128398 (or 128389 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 894023406 is about 29900.2241797616. The cubic root of 894023406 is about 963.3474741069.

The spelling of 894023406 in words is "eight hundred ninety-four million, twenty-three thousand, four hundred six".