40872200 has 24 divisors (see below), whose sum is σ = 95028330. Its totient is φ = 16348800.

The previous prime is 40872197. The next prime is 40872239. The reversal of 40872200 is 227804.

It can be written as a sum of positive squares in 3 ways, for example, as 36554116 + 4318084 = 6046^2 + 2078^2 .

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101981 + ... + 102380.

Almost surely, 2^40872200 is an apocalyptic number.

40872200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40872200 is an abundant number, since it is smaller than the sum of its proper divisors (54156130).

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

40872200 is a wasteful number, since it uses less digits than its factorization.

40872200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204377 (or 204368 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 40872200 is about 6393.1369451937. The cubic root of 40872200 is about 344.4630729510.

The spelling of 40872200 in words is "forty million, eight hundred seventy-two thousand, two hundred".