40474505 has 4 divisors (see below), whose sum is σ = 48569412. Its totient is φ = 32379600.

The previous prime is 40474477. The next prime is 40474513. The reversal of 40474505 is 50547404.

40474505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17280649 + 23193856 = 4157^2 + 4816^2 .

It is not a de Polignac number, because 40474505 - 2²⁰ = 39425929 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 4047446 + ... + 4047455.

It is an arithmetic number, because the mean of its divisors is an integer number (12142353).

Almost surely, 2^40474505 is an apocalyptic number.

It is an amenable number.

40474505 is a deficient number, since it is larger than the sum of its proper divisors (8094907).

40474505 is an equidigital number, since it uses as much as digits as its factorization.

40474505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8094906.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 40474505 is about 6361.9576389662. The cubic root of 40474505 is about 343.3421971717.

The spelling of 40474505 in words is "forty million, four hundred seventy-four thousand, five hundred five".