7485453 has 10 divisors (see below), whose sum is σ = 11182094. Its totient is φ = 4990248.

The previous prime is 7485437. The next prime is 7485461. The reversal of 7485453 is 3545847.

It can be written as a sum of positive squares in only one way, i.e., 6260004 + 1225449 = 2502^2 + 1107^2 .

It is not a de Polignac number, because 7485453 - 2⁴ = 7485437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7485403) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 46126 + ... + 46287.

Almost surely, 2^7485453 is an apocalyptic number.

It is an amenable number.

7485453 is a deficient number, since it is larger than the sum of its proper divisors (3696641).

7485453 is an equidigital number, since it uses as much as digits as its factorization.

7485453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92425 (or 92416 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 7485453 is about 2735.9555917449. The cubic root of 7485453 is about 195.6167455271.

The spelling of 7485453 in words is "seven million, four hundred eighty-five thousand, four hundred fifty-three".