40051244 has 6 divisors (see below), whose sum is σ = 70089684. Its totient is φ = 20025620.

The previous prime is 40051229. The next prime is 40051267. The reversal of 40051244 is 44215004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006402 + ... + 5006409.

It is an arithmetic number, because the mean of its divisors is an integer number (11681614).

Almost surely, 2^40051244 is an apocalyptic number.

It is an amenable number.

40051244 is a deficient number, since it is larger than the sum of its proper divisors (30038440).

40051244 is a wasteful number, since it uses less digits than its factorization.

40051244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10012815 (or 10012813 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 40051244 is about 6328.6052175815. The cubic root of 40051244 is about 342.1411703600.

Adding to 40051244 its reverse (44215004), we get a palindrome (84266248).

The spelling of 40051244 in words is "forty million, fifty-one thousand, two hundred forty-four".