40070763 has 6 divisors (see below), whose sum is σ = 57880004. Its totient is φ = 26713836.

The previous prime is 40070731. The next prime is 40070773. The reversal of 40070763 is 36707004.

It is not a de Polignac number, because 40070763 - 2⁵ = 40070731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40070713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2226145 + ... + 2226162.

Almost surely, 2^40070763 is an apocalyptic number.

40070763 is a deficient number, since it is larger than the sum of its proper divisors (17809241).

40070763 is a wasteful number, since it uses less digits than its factorization.

40070763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452313 (or 4452310 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 40070763 is about 6330.1471546876. The cubic root of 40070763 is about 342.1967422411.

Adding to 40070763 its reverse (36707004), we get a palindrome (76777767).

The spelling of 40070763 in words is "forty million, seventy thousand, seven hundred sixty-three".