4492645 has 16 divisors (see below), whose sum is σ = 5734080. Its totient is φ = 3378960.

The previous prime is 4492643. The next prime is 4492679. The reversal of 4492645 is 5462944.

It is not a de Polignac number, because 4492645 - 2¹ = 4492643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4492645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4492643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34230 + ... + 34360.

It is an arithmetic number, because the mean of its divisors is an integer number (358380).

Almost surely, 2^4492645 is an apocalyptic number.

It is an amenable number.

4492645 is a deficient number, since it is larger than the sum of its proper divisors (1241435).

4492645 is an equidigital number, since it uses as much as digits as its factorization.

4492645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 155 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 4492645 is about 2119.5860444908. The cubic root of 4492645 is about 165.0063664516.

Subtracting 4492645 from its reverse (5462944), we obtain a cube (970299 = 99³).

The spelling of 4492645 in words is "four million, four hundred ninety-two thousand, six hundred forty-five".