40745954 has 8 divisors (see below), whose sum is σ = 62770908. Its totient is φ = 19822320.

The previous prime is 40745953. The next prime is 40745963. The reversal of 40745954 is 45954704.

It can be written as a sum of positive squares in 2 ways, for example, as 39980329 + 765625 = 6323^2 + 875^2 .

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

It is not an unprimeable number, because it can be changed into a prime (40745951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275237 + ... + 275384.

Almost surely, 2^40745954 is an apocalyptic number.

40745954 is a deficient number, since it is larger than the sum of its proper divisors (22024954).

40745954 is a wasteful number, since it uses less digits than its factorization.

40745954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550660.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 40745954 is about 6383.2557523571. The cubic root of 40745954 is about 344.1080481306.

The spelling of 40745954 in words is "forty million, seven hundred forty-five thousand, nine hundred fifty-four".