40706312 has 16 divisors (see below), whose sum is σ = 76520700. Its totient is φ = 20300800.

The previous prime is 40706311. The next prime is 40706339. The reversal of 40706312 is 21360704.

It can be written as a sum of positive squares in 2 ways, for example, as 40119556 + 586756 = 6334^2 + 766^2 .

It is not an unprimeable number, because it can be changed into a prime (40706311) 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, 3137 + ... + 9552.

Almost surely, 2^40706312 is an apocalyptic number.

It is an amenable number.

40706312 is a deficient number, since it is larger than the sum of its proper divisors (35814388).

40706312 is a wasteful number, since it uses less digits than its factorization.

40706312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13096 (or 13092 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 40706312 is about 6380.1498415006. The cubic root of 40706312 is about 343.9964169448.

The spelling of 40706312 in words is "forty million, seven hundred six thousand, three hundred twelve".