7449825 has 24 divisors (see below), whose sum is σ = 13043808. Its totient is φ = 3738880.

The previous prime is 7449821. The next prime is 7449833. The reversal of 7449825 is 5289447.

7449825 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7449825 - 2² = 7449821 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7449821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1647 + ... + 4196.

It is an arithmetic number, because the mean of its divisors is an integer number (543492).

Almost surely, 2^7449825 is an apocalyptic number.

7449825 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7449825 is a deficient number, since it is larger than the sum of its proper divisors (5593983).

7449825 is a wasteful number, since it uses less digits than its factorization.

7449825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5873 (or 5868 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 7449825 is about 2729.4367550834. The cubic root of 7449825 is about 195.3058972701.

The spelling of 7449825 in words is "seven million, four hundred forty-nine thousand, eight hundred twenty-five".