7408442 has 24 divisors (see below), whose sum is σ = 12143232. Its totient is φ = 3385800.

The previous prime is 7408439. The next prime is 7408477. The reversal of 7408442 is 2448047.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22217 + ... + 22547.

It is an arithmetic number, because the mean of its divisors is an integer number (505968).

Almost surely, 2^7408442 is an apocalyptic number.

7408442 is a deficient number, since it is larger than the sum of its proper divisors (4734790).

7408442 is a wasteful number, since it uses less digits than its factorization.

7408442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 7408442 is about 2721.8453299187. The cubic root of 7408442 is about 194.9435909596.

The spelling of 7408442 in words is "seven million, four hundred eight thousand, four hundred forty-two".