4049575 has 6 divisors (see below), whose sum is σ = 5021504. Its totient is φ = 3239640.

The previous prime is 4049569. The next prime is 4049579. The reversal of 4049575 is 5759404.

4049575 = 84² + 85² + ... + 233².

It is not a de Polignac number, because 4049575 - 2⁵ = 4049543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4049575.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4049579) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80967 + ... + 81016.

Almost surely, 2^4049575 is an apocalyptic number.

4049575 is a deficient number, since it is larger than the sum of its proper divisors (971929).

4049575 is a wasteful number, since it uses less digits than its factorization.

4049575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161993 (or 161988 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 4049575 is about 2012.3555848806. The cubic root of 4049575 is about 159.3932095047.

It can be divided in two parts, 4049 and 575, that added together give a square (4624 = 68²).

The spelling of 4049575 in words is "four million, forty-nine thousand, five hundred seventy-five".