40200984 has 48 divisors (see below), whose sum is σ = 109320120. Its totient is φ = 13345920.

The previous prime is 40200983. The next prime is 40200997. The reversal of 40200984 is 48900204.

It is a super-2 number, since 2×40200984² = 3232238229136512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40200983) 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, 19239 + ... + 21225.

Almost surely, 2^40200984 is an apocalyptic number.

It is an amenable number.

40200984 is an abundant number, since it is smaller than the sum of its proper divisors (69119136).

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

40200984 is a wasteful number, since it uses less digits than its factorization.

40200984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280 (or 2273 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 40200984 is about 6340.4245914607. The cubic root of 40200984 is about 342.5670289897.

The spelling of 40200984 in words is "forty million, two hundred thousand, nine hundred eighty-four".