4455825 has 36 divisors (see below), whose sum is σ = 8114064. Its totient is φ = 2156000.

The previous prime is 4455797. The next prime is 4455833. The reversal of 4455825 is 5285544.

It is not a de Polignac number, because 4455825 - 2⁵ = 4455793 is a prime.

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

4455825 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8830 + ... + 9320.

Almost surely, 2^4455825 is an apocalyptic number.

It is an amenable number.

4455825 is a deficient number, since it is larger than the sum of its proper divisors (3658239).

4455825 is a wasteful number, since it uses less digits than its factorization.

4455825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 510 counting only the distinct ones).

The product of its digits is 32000, while the sum is 33.

The square root of 4455825 is about 2110.8825168635. The cubic root of 4455825 is about 164.5543529952.

Subtracting from 4455825 its product of digits (32000), we obtain a triangular number (4423825 = T₂₉₇₄).

The spelling of 4455825 in words is "four million, four hundred fifty-five thousand, eight hundred twenty-five".