40733745 has 16 divisors (see below), whose sum is σ = 70187712. Its totient is φ = 20053440.

The previous prime is 40733731. The next prime is 40733747. The reversal of 40733745 is 54733704.

It is not a de Polignac number, because 40733745 - 2⁷ = 40733617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40733747) 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, 104251 + ... + 104640.

It is an arithmetic number, because the mean of its divisors is an integer number (4386732).

Almost surely, 2^40733745 is an apocalyptic number.

It is an amenable number.

40733745 is a deficient number, since it is larger than the sum of its proper divisors (29453967).

40733745 is a wasteful number, since it uses less digits than its factorization.

40733745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208912.

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 40733745 is about 6382.2993505476. The cubic root of 40733745 is about 344.0736755167.

The spelling of 40733745 in words is "forty million, seven hundred thirty-three thousand, seven hundred forty-five".