4525605 has 32 divisors (see below), whose sum is σ = 9196800. Its totient is φ = 2068416.

The previous prime is 4525603. The next prime is 4525607. The reversal of 4525605 is 5065254.

4525605 is a `hidden beast` number, since 4 + 52 + 5 + 605 = 666.

It is an interprime number because it is at equal distance from previous prime (4525603) and next prime (4525607).

It is not a de Polignac number, because 4525605 - 2¹ = 4525603 is a prime.

It is a super-2 number, since 2×4525605² = 40962201232050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4525601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1450 + ... + 3339.

It is an arithmetic number, because the mean of its divisors is an integer number (287400).

Almost surely, 2^4525605 is an apocalyptic number.

4525605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4525605 is an abundant number, since it is smaller than the sum of its proper divisors (4671195).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4525605 is a wasteful number, since it uses less digits than its factorization.

4525605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810 (or 4804 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 4525605 is about 2127.3469392650. The cubic root of 4525605 is about 165.4089031740.

The spelling of 4525605 in words is "four million, five hundred twenty-five thousand, six hundred five".