4049570 has 64 divisors (see below), whose sum is σ = 9144576. Its totient is φ = 1259520.

The previous prime is 4049569. The next prime is 4049579. The reversal of 4049570 is 759404.

4049570 = 323² + 324² + ... + 357².

It is a Curzon 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 31 ways as a sum of consecutive naturals, for example, 48749 + ... + 48831.

It is an arithmetic number, because the mean of its divisors is an integer number (142884).

Almost surely, 2^4049570 is an apocalyptic number.

4049570 is an abundant number, since it is smaller than the sum of its proper divisors (5095006).

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

4049570 is a wasteful number, since it uses less digits than its factorization.

4049570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 4049570 is about 2012.3543425550. The cubic root of 4049570 is about 159.3931439038.

The spelling of 4049570 in words is "four million, forty-nine thousand, five hundred seventy".