40346544 has 40 divisors (see below), whose sum is σ = 119119360. Its totient is φ = 11527488.

The previous prime is 40346543. The next prime is 40346561. The reversal of 40346544 is 44564304.

40346544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40346544² = 3255687225487872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40346543) by changing a digit.

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, 59704 + ... + 60375.

It is an arithmetic number, because the mean of its divisors is an integer number (2977984).

Almost surely, 2^40346544 is an apocalyptic number.

It is an amenable number.

40346544 is an abundant number, since it is smaller than the sum of its proper divisors (78772816).

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

40346544 is a wasteful number, since it uses less digits than its factorization.

40346544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120097 (or 120091 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 40346544 is about 6351.8929462012. The cubic root of 40346544 is about 342.9799873292.

The spelling of 40346544 in words is "forty million, three hundred forty-six thousand, five hundred forty-four".