7473345 has 16 divisors (see below), whose sum is σ = 13044672. Its totient is φ = 3623360.

The previous prime is 7473341. The next prime is 7473359. The reversal of 7473345 is 5433747.

It is not a de Polignac number, because 7473345 - 2² = 7473341 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7473341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22482 + ... + 22811.

It is an arithmetic number, because the mean of its divisors is an integer number (815292).

Almost surely, 2^7473345 is an apocalyptic number.

It is an amenable number.

7473345 is a deficient number, since it is larger than the sum of its proper divisors (5571327).

7473345 is a wasteful number, since it uses less digits than its factorization.

7473345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45312.

The product of its digits is 35280, while the sum is 33.

The square root of 7473345 is about 2733.7419410032. The cubic root of 7473345 is about 195.5112161417.

The spelling of 7473345 in words is "seven million, four hundred seventy-three thousand, three hundred forty-five".