8474040 has 48 divisors (see below), whose sum is σ = 27541800. Its totient is φ = 2259648.

The previous prime is 8474027. The next prime is 8474047. The reversal of 8474040 is 404748.

It is a junction number, because it is equal to n+sod(n) for n = 8473995 and 8474013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8474047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11410 + ... + 12129.

Almost surely, 2^8474040 is an apocalyptic number.

It is an amenable number.

8474040 is an abundant number, since it is smaller than the sum of its proper divisors (19067760).

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

8474040 is a wasteful number, since it uses less digits than its factorization.

8474040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23556 (or 23549 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 8474040 is about 2911.0204396397. The cubic root of 8474040 is about 203.8747789762.

Adding to 8474040 its reverse (404748), we get a palindrome (8878788).

The spelling of 8474040 in words is "eight million, four hundred seventy-four thousand, forty".