7445506 has 8 divisors (see below), whose sum is σ = 11187324. Its totient is φ = 3716400.

The previous prime is 7445479. The next prime is 7445519. The reversal of 7445506 is 6055447.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7425625 + 19881 = 2725^2 + 141^2 .

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

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, 1545 + ... + 4156.

Almost surely, 2^7445506 is an apocalyptic number.

7445506 is a deficient number, since it is larger than the sum of its proper divisors (3741818).

7445506 is a wasteful number, since it uses less digits than its factorization.

7445506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6356.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 7445506 is about 2728.6454515015. The cubic root of 7445506 is about 195.2681474244.

The spelling of 7445506 in words is "seven million, four hundred forty-five thousand, five hundred six".