8474340 has 48 divisors (see below), whose sum is σ = 27119232. Its totient is φ = 1936896.

The previous prime is 8474321. The next prime is 8474353. The reversal of 8474340 is 434748.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 8474298 and 8474307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9669 + ... + 10508.

It is an arithmetic number, because the mean of its divisors is an integer number (564984).

Almost surely, 2^8474340 is an apocalyptic number.

It is an amenable number.

8474340 is an abundant number, since it is smaller than the sum of its proper divisors (18644892).

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

8474340 is a wasteful number, since it uses less digits than its factorization.

8474340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20196 (or 20194 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 8474340 is about 2911.0719675061. The cubic root of 8474340 is about 203.8771848224.

The spelling of 8474340 in words is "eight million, four hundred seventy-four thousand, three hundred forty".