40440200 has 24 divisors (see below), whose sum is σ = 94023930. Its totient is φ = 16176000.

The previous prime is 40440157. The next prime is 40440203. The reversal of 40440200 is 204404.

It can be written as a sum of positive squares in 3 ways, for example, as 19518724 + 20921476 = 4418^2 + 4574^2 .

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40440203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100901 + ... + 101300.

Almost surely, 2^40440200 is an apocalyptic number.

40440200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40440200 is an abundant number, since it is smaller than the sum of its proper divisors (53583730).

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

40440200 is a wasteful number, since it uses less digits than its factorization.

40440200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202217 (or 202208 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 40440200 is about 6359.2609633510. The cubic root of 40440200 is about 343.2451675041.

Adding to 40440200 its reverse (204404), we get a palindrome (40644604).

It can be divided in two parts, 404 and 40200, that added together give a palindrome (40604).

The spelling of 40440200 in words is "forty million, four hundred forty thousand, two hundred".