40751338 has 8 divisors (see below), whose sum is σ = 61219332. Its totient is φ = 20344896.

The previous prime is 40751327. The next prime is 40751339. The reversal of 40751338 is 83315704.

It can be written as a sum of positive squares in 2 ways, for example, as 40742689 + 8649 = 6383^2 + 93^2 .

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 (40751339) 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, 13695 + ... + 16402.

Almost surely, 2^40751338 is an apocalyptic number.

40751338 is a deficient number, since it is larger than the sum of its proper divisors (20467994).

40751338 is a wasteful number, since it uses less digits than its factorization.

40751338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30776.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 40751338 is about 6383.6774667898. The cubic root of 40751338 is about 344.1232037960.

The spelling of 40751338 in words is "forty million, seven hundred fifty-one thousand, three hundred thirty-eight".