40550032 has 40 divisors (see below), whose sum is σ = 85146336. Its totient is φ = 18633216.

The previous prime is 40550023. The next prime is 40550057. The reversal of 40550032 is 23005504.

It is a happy number.

40550032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 40549991 and 40550009.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9963 + ... + 13429.

Almost surely, 2^40550032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40550032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42573168).

40550032 is an abundant number, since it is smaller than the sum of its proper divisors (44596304).

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

40550032 is a wasteful number, since it uses less digits than its factorization.

40550032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535 (or 3529 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 40550032 is about 6367.8907025796. The cubic root of 40550032 is about 343.5556277665. Note that the first 3 decimals are identical.

Adding to 40550032 its reverse (23005504), we get a palindrome (63555536).

The spelling of 40550032 in words is "forty million, five hundred fifty thousand, thirty-two".