40915446 has 64 divisors (see below), whose sum is σ = 98461440. Its totient is φ = 11168640.

The previous prime is 40915429. The next prime is 40915453. The reversal of 40915446 is 64451904.

40915446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

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 31 ways as a sum of consecutive naturals, for example, 36340 + ... + 37448.

It is an arithmetic number, because the mean of its divisors is an integer number (1538460).

Almost surely, 2^40915446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40915446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49230720).

40915446 is an abundant number, since it is smaller than the sum of its proper divisors (57545994).

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

40915446 is a wasteful number, since it uses less digits than its factorization.

40915446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 40915446 is about 6396.5182716850. The cubic root of 40915446 is about 344.5845197958.

The spelling of 40915446 in words is "forty million, nine hundred fifteen thousand, four hundred forty-six".