3999050 has 36 divisors (see below), whose sum is σ = 8188278. Its totient is φ = 1452000.

The previous prime is 3999001. The next prime is 3999053. The reversal of 3999050 is 509993.

It can be written as a sum of positive squares in 3 ways, for example, as 3455881 + 543169 = 1859^2 + 737^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3999050.

It is not an unprimeable number, because it can be changed into a prime (3999053) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5720 + ... + 6380.

Almost surely, 2^3999050 is an apocalyptic number.

3999050 is an abundant number, since it is smaller than the sum of its proper divisors (4189228).

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

3999050 is a wasteful number, since it uses less digits than its factorization.

3999050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695 (or 679 counting only the distinct ones).

The product of its (nonzero) digits is 10935, while the sum is 35.

The square root of 3999050 is about 1999.7624858968. The cubic root of 3999050 is about 158.7275372768.

It can be divided in two parts, 399 and 9050, that added together give a palindrome (9449).

The spelling of 3999050 in words is "three million, nine hundred ninety-nine thousand, fifty".