40063748 has 12 divisors (see below), whose sum is σ = 72006732. Its totient is φ = 19490400.

The previous prime is 40063741. The next prime is 40063753. The reversal of 40063748 is 84736004.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 36385024 + 3678724 = 6032^2 + 1918^2 .

It is not an unprimeable number, because it can be changed into a prime (40063741) 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, 135203 + ... + 135498.

It is an arithmetic number, because the mean of its divisors is an integer number (6000561).

Almost surely, 2^40063748 is an apocalyptic number.

It is an amenable number.

40063748 is a deficient number, since it is larger than the sum of its proper divisors (31942984).

40063748 is a wasteful number, since it uses less digits than its factorization.

40063748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270742 (or 270740 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 40063748 is about 6329.5930358910. The cubic root of 40063748 is about 342.1767721510.

The spelling of 40063748 in words is "forty million, sixty-three thousand, seven hundred forty-eight".