439922049 has 12 divisors (see below), whose sum is σ = 682328304. Its totient is φ = 251383944.

The previous prime is 439922011. The next prime is 439922051. The reversal of 439922049 is 940229934.

It is not a de Polignac number, because 439922049 - 2¹² = 439917953 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 439922049.

It is not an unprimeable number, because it can be changed into a prime (439922009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1496187 + ... + 1496480.

It is an arithmetic number, because the mean of its divisors is an integer number (56860692).

Almost surely, 2^439922049 is an apocalyptic number.

439922049 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

439922049 is a deficient number, since it is larger than the sum of its proper divisors (242406255).

439922049 is a wasteful number, since it uses less digits than its factorization.

439922049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992684 (or 2992677 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 439922049 is about 20974.3187970432. The cubic root of 439922049 is about 760.5455737500.

The spelling of 439922049 in words is "four hundred thirty-nine million, nine hundred twenty-two thousand, forty-nine".