40324099 has 4 divisors (see below), whose sum is σ = 42446440. Its totient is φ = 38201760.

The previous prime is 40324093. The next prime is 40324121. The reversal of 40324099 is 99042304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40324099 - 2³ = 40324091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40324099.

It is not an unprimeable number, because it can be changed into a prime (40324091) 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 3 ways as a sum of consecutive naturals, for example, 1061142 + ... + 1061179.

It is an arithmetic number, because the mean of its divisors is an integer number (10611610).

Almost surely, 2^40324099 is an apocalyptic number.

40324099 is a deficient number, since it is larger than the sum of its proper divisors (2122341).

40324099 is a wasteful number, since it uses less digits than its factorization.

40324099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122340.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 40324099 is about 6350.1259042636. The cubic root of 40324099 is about 342.9163749930.

The spelling of 40324099 in words is "forty million, three hundred twenty-four thousand, ninety-nine".