7345545 has 16 divisors (see below), whose sum is σ = 11929920. Its totient is φ = 3858624.

The previous prime is 7345517. The next prime is 7345549. The reversal of 7345545 is 5455437.

It is not a de Polignac number, because 7345545 - 2¹² = 7341449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7345549) 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, 2650 + ... + 4659.

It is an arithmetic number, because the mean of its divisors is an integer number (745620).

Almost surely, 2^7345545 is an apocalyptic number.

It is an amenable number.

7345545 is a deficient number, since it is larger than the sum of its proper divisors (4584375).

7345545 is a wasteful number, since it uses less digits than its factorization.

7345545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7384.

The product of its digits is 42000, while the sum is 33.

The square root of 7345545 is about 2710.2665920533. The cubic root of 7345545 is about 194.3903378405.

The spelling of 7345545 in words is "seven million, three hundred forty-five thousand, five hundred forty-five".