4525805 has 4 divisors (see below), whose sum is σ = 5430972. Its totient is φ = 3620640.

The previous prime is 4525799. The next prime is 4525811. The reversal of 4525805 is 5085254.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4525799) and next prime (4525811).

It can be written as a sum of positive squares in 2 ways, for example, as 1473796 + 3052009 = 1214^2 + 1747^2 .

It is not a de Polignac number, because 4525805 - 2²² = 331501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452576 + ... + 452585.

It is an arithmetic number, because the mean of its divisors is an integer number (1357743).

Almost surely, 2^4525805 is an apocalyptic number.

It is an amenable number.

4525805 is a deficient number, since it is larger than the sum of its proper divisors (905167).

4525805 is an equidigital number, since it uses as much as digits as its factorization.

4525805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905166.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 4525805 is about 2127.3939456528. The cubic root of 4525805 is about 165.4113397759.

The spelling of 4525805 in words is "four million, five hundred twenty-five thousand, eight hundred five".