40663950 has 48 divisors (see below), whose sum is σ = 101243520. Its totient is φ = 10801120.

The previous prime is 40663937. The next prime is 40663957. The reversal of 40663950 is 5936604.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40663957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62527 + ... + 63173.

It is an arithmetic number, because the mean of its divisors is an integer number (2109240).

Almost surely, 2^40663950 is an apocalyptic number.

40663950 is an abundant number, since it is smaller than the sum of its proper divisors (60579570).

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

40663950 is a wasteful number, since it uses less digits than its factorization.

40663950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081 (or 1076 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 40663950 is about 6376.8291493500. The cubic root of 40663950 is about 343.8770461523.

The spelling of 40663950 in words is "forty million, six hundred sixty-three thousand, nine hundred fifty".