40244499 has 16 divisors (see below), whose sum is σ = 59847840. Its totient is φ = 26727840.

The previous prime is 40244483. The next prime is 40244507. The reversal of 40244499 is 99444204.

It is a happy number.

It is not a de Polignac number, because 40244499 - 2⁴ = 40244483 is a prime.

It is a super-2 number, since 2×40244499² = 3239239399522002, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40243499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4789 + ... + 10169.

It is an arithmetic number, because the mean of its divisors is an integer number (3740490).

Almost surely, 2^40244499 is an apocalyptic number.

40244499 is a deficient number, since it is larger than the sum of its proper divisors (19603341).

40244499 is a wasteful number, since it uses less digits than its factorization.

40244499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5667 (or 5661 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 40244499 is about 6343.8552158762. The cubic root of 40244499 is about 342.6905867360.

The spelling of 40244499 in words is "forty million, two hundred forty-four thousand, four hundred ninety-nine".