7481573 has 8 divisors (see below), whose sum is σ = 8591520. Its totient is φ = 6443280.

The previous prime is 7481567. The next prime is 7481587. The reversal of 7481573 is 3751847.

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

It is not a de Polignac number, because 7481573 - 2⁸ = 7481317 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7481503) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17690 + ... + 18107.

It is an arithmetic number, because the mean of its divisors is an integer number (1073940).

Almost surely, 2^7481573 is an apocalyptic number.

It is an amenable number.

7481573 is a deficient number, since it is larger than the sum of its proper divisors (1109947).

7481573 is a wasteful number, since it uses less digits than its factorization.

7481573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35827.

The product of its digits is 23520, while the sum is 35.

The square root of 7481573 is about 2735.2464239991. The cubic root of 7481573 is about 195.5829411090.

The spelling of 7481573 in words is "seven million, four hundred eighty-one thousand, five hundred seventy-three".