40824049 has 4 divisors (see below), whose sum is σ = 46656064. Its totient is φ = 34992036.

The previous prime is 40824019. The next prime is 40824073. The reversal of 40824049 is 94042804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40824049 - 2⁷ = 40823921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40824049.

It is not an unprimeable number, because it can be changed into a prime (40824019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2915997 + ... + 2916010.

It is an arithmetic number, because the mean of its divisors is an integer number (11664016).

Almost surely, 2^40824049 is an apocalyptic number.

It is an amenable number.

40824049 is a deficient number, since it is larger than the sum of its proper divisors (5832015).

40824049 is an equidigital number, since it uses as much as digits as its factorization.

40824049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5832014.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 40824049 is about 6389.3700002426. The cubic root of 40824049 is about 344.3277506615.

The spelling of 40824049 in words is "forty million, eight hundred twenty-four thousand, forty-nine".