40432650 has 48 divisors (see below), whose sum is σ = 101285184. Its totient is φ = 10673280.

The previous prime is 40432633. The next prime is 40432657. The reversal of 40432650 is 5623404.

It is a self number, because there is not a number n which added to its sum of digits gives 40432650.

It is not an unprimeable number, because it can be changed into a prime (40432657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14142 + ... + 16758.

It is an arithmetic number, because the mean of its divisors is an integer number (2110108).

Almost surely, 2^40432650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40432650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50642592).

40432650 is an abundant number, since it is smaller than the sum of its proper divisors (60852534).

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

40432650 is a wasteful number, since it uses less digits than its factorization.

40432650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735 (or 2730 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40432650 is about 6358.6673132033. The cubic root of 40432650 is about 343.2238054080.

The spelling of 40432650 in words is "forty million, four hundred thirty-two thousand, six hundred fifty".