40249441 has 8 divisors (see below), whose sum is σ = 40772160. Its totient is φ = 39729648.

The previous prime is 40249423. The next prime is 40249453. The reversal of 40249441 is 14494204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40249441 - 2²³ = 31860833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40249411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41140 + ... + 42106.

It is an arithmetic number, because the mean of its divisors is an integer number (5096520).

Almost surely, 2^40249441 is an apocalyptic number.

It is an amenable number.

40249441 is a deficient number, since it is larger than the sum of its proper divisors (522719).

40249441 is a wasteful number, since it uses less digits than its factorization.

40249441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 40249441 is about 6344.2447147001. The cubic root of 40249441 is about 342.7046135603.

The spelling of 40249441 in words is "forty million, two hundred forty-nine thousand, four hundred forty-one".