40605274 has 16 divisors (see below), whose sum is σ = 62487936. Its totient is φ = 19780000.

The previous prime is 40605269. The next prime is 40605311. The reversal of 40605274 is 47250604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22734 + ... + 24454.

It is an arithmetic number, because the mean of its divisors is an integer number (3905496).

Almost surely, 2^40605274 is an apocalyptic number.

40605274 is a deficient number, since it is larger than the sum of its proper divisors (21882662).

40605274 is a wasteful number, since it uses less digits than its factorization.

40605274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 40605274 is about 6372.2267693484. The cubic root of 40605274 is about 343.7115675380.

Adding to 40605274 its reverse (47250604), we get a palindrome (87855878).

The spelling of 40605274 in words is "forty million, six hundred five thousand, two hundred seventy-four".