7449394 has 8 divisors (see below), whose sum is σ = 11190060. Its totient is φ = 3719376.

The previous prime is 7449373. The next prime is 7449397. The reversal of 7449394 is 4939447.

It can be written as a sum of positive squares in 2 ways, for example, as 6315169 + 1134225 = 2513^2 + 1065^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (7449397) 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, 589 + ... + 3904.

Almost surely, 2^7449394 is an apocalyptic number.

7449394 is a deficient number, since it is larger than the sum of its proper divisors (3740666).

7449394 is a wasteful number, since it uses less digits than its factorization.

7449394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5324.

The product of its digits is 108864, while the sum is 40.

The square root of 7449394 is about 2729.3577999229. The cubic root of 7449394 is about 195.3021308074.

The spelling of 7449394 in words is "seven million, four hundred forty-nine thousand, three hundred ninety-four".