40200250 has 24 divisors (see below), whose sum is σ = 75443004. Its totient is φ = 16040000.

The previous prime is 40200203. The next prime is 40200253. The reversal of 40200250 is 5200204.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 23299929 + 16900321 = 4827^2 + 4111^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40200250.

It is not an unprimeable number, because it can be changed into a prime (40200253) 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, 100050 + ... + 100450.

Almost surely, 2^40200250 is an apocalyptic number.

40200250 is a deficient number, since it is larger than the sum of its proper divisors (35242754).

40200250 is an frugal number, since it uses more digits than its factorization.

40200250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 40200250 is about 6340.3667086376. The cubic root of 40200250 is about 342.5649440844.

Adding to 40200250 its reverse (5200204), we get a palindrome (45400454).

The spelling of 40200250 in words is "forty million, two hundred thousand, two hundred fifty".