8400412 has 12 divisors (see below), whose sum is σ = 14836360. Its totient is φ = 4161456.

The previous prime is 8400409. The next prime is 8400419. The reversal of 8400412 is 2140048.

It is a self number, because there is not a number n which added to its sum of digits gives 8400412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8400419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9198 + ... + 10069.

Almost surely, 2^8400412 is an apocalyptic number.

It is an amenable number.

8400412 is a deficient number, since it is larger than the sum of its proper divisors (6435948).

8400412 is a wasteful number, since it uses less digits than its factorization.

8400412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19380 (or 19378 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 8400412 is about 2898.3464251190. The cubic root of 8400412 is about 203.2825947634.

The spelling of 8400412 in words is "eight million, four hundred thousand, four hundred twelve".