40353249 has 8 divisors (see below), whose sum is σ = 53835040. Its totient is φ = 26886816.

The previous prime is 40353241. The next prime is 40353251. The reversal of 40353249 is 94235304.

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

It is not a de Polignac number, because 40353249 - 2³ = 40353241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40353241) 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, 5637 + ... + 10605.

It is an arithmetic number, because the mean of its divisors is an integer number (6729380).

Almost surely, 2^40353249 is an apocalyptic number.

It is an amenable number.

40353249 is a deficient number, since it is larger than the sum of its proper divisors (13481791).

40353249 is a wasteful number, since it uses less digits than its factorization.

40353249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7679.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 40353249 is about 6352.4207196942. The cubic root of 40353249 is about 342.9989856804.

The spelling of 40353249 in words is "forty million, three hundred fifty-three thousand, two hundred forty-nine".