40919545 has 8 divisors (see below), whose sum is σ = 49141440. Its totient is φ = 32710320.

The previous prime is 40919491. The next prime is 40919569. The reversal of 40919545 is 54591904.

40919545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40919545 - 2⁹ = 40919033 is a prime.

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, 6796 + ... + 11314.

It is an arithmetic number, because the mean of its divisors is an integer number (6142680).

Almost surely, 2^40919545 is an apocalyptic number.

It is an amenable number.

40919545 is a deficient number, since it is larger than the sum of its proper divisors (8221895).

40919545 is a wasteful number, since it uses less digits than its factorization.

40919545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6335.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 40919545 is about 6396.8386723443. The cubic root of 40919545 is about 344.5960264917.

The spelling of 40919545 in words is "forty million, nine hundred nineteen thousand, five hundred forty-five".