4045770 has 24 divisors (see below), whose sum is σ = 10519236. Its totient is φ = 1078848.

The previous prime is 4045763. The next prime is 4045771. The reversal of 4045770 is 775404.

It can be written as a sum of positive squares in 2 ways, for example, as 3674889 + 370881 = 1917^2 + 609^2 .

It is not an unprimeable number, because it can be changed into a prime (4045771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22387 + ... + 22566.

Almost surely, 2^4045770 is an apocalyptic number.

4045770 is an abundant number, since it is smaller than the sum of its proper divisors (6473466).

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

4045770 is a wasteful number, since it uses less digits than its factorization.

4045770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44966 (or 44963 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 4045770 is about 2011.4099532418. The cubic root of 4045770 is about 159.3432716540.

The spelling of 4045770 in words is "four million, forty-five thousand, seven hundred seventy".