4040250 has 32 divisors (see below), whose sum is σ = 10086336. Its totient is φ = 1077200.

The previous prime is 4040233. The next prime is 4040279. The reversal of 4040250 is 520404.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1944 + ... + 3443.

It is an arithmetic number, because the mean of its divisors is an integer number (315198).

Almost surely, 2^4040250 is an apocalyptic number.

4040250 is an abundant number, since it is smaller than the sum of its proper divisors (6046086).

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

4040250 is a wasteful number, since it uses less digits than its factorization.

4040250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407 (or 5397 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 4040250 is about 2010.0373130865. The cubic root of 4040250 is about 159.2707699884.

Adding to 4040250 its reverse (520404), we get a palindrome (4560654).

The spelling of 4040250 in words is "four million, forty thousand, two hundred fifty".