40604545 has 16 divisors (see below), whose sum is σ = 51570432. Its totient is φ = 30627520.

The previous prime is 40604537. The next prime is 40604549. The reversal of 40604545 is 54540604.

It is not a de Polignac number, because 40604545 - 2³ = 40604537 is a prime.

It is a Duffinian number.

40604545 is a modest number, since divided by 4545 gives 4060 as remainder.

It is not an unprimeable number, because it can be changed into a prime (40604549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5679 + ... + 10651.

It is an arithmetic number, because the mean of its divisors is an integer number (3223152).

Almost surely, 2^40604545 is an apocalyptic number.

It is an amenable number.

40604545 is a deficient number, since it is larger than the sum of its proper divisors (10965887).

40604545 is a wasteful number, since it uses less digits than its factorization.

40604545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 40604545 is about 6372.1695677375. The cubic root of 40604545 is about 343.7095106029.

The spelling of 40604545 in words is "forty million, six hundred four thousand, five hundred forty-five".