7445494 has 8 divisors (see below), whose sum is σ = 12763728. Its totient is φ = 3190920.

The previous prime is 7445479. The next prime is 7445519. The reversal of 7445494 is 4945447.

It is a happy number.

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

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265897 + ... + 265924.

It is an arithmetic number, because the mean of its divisors is an integer number (1595466).

Almost surely, 2^7445494 is an apocalyptic number.

7445494 is a deficient number, since it is larger than the sum of its proper divisors (5318234).

7445494 is a wasteful number, since it uses less digits than its factorization.

7445494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531830.

The product of its digits is 80640, while the sum is 37.

The square root of 7445494 is about 2728.6432526074. The cubic root of 7445494 is about 195.2680425191.

The spelling of 7445494 in words is "seven million, four hundred forty-five thousand, four hundred ninety-four".