944190449 has 4 divisors (see below), whose sum is σ = 947413236. Its totient is φ = 940967664.

The previous prime is 944190397. The next prime is 944190451. The reversal of 944190449 is 944091449.

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

It can be written as a sum of positive squares in 2 ways, for example, as 536756224 + 407434225 = 23168^2 + 20185^2 .

It is a cyclic number.

It is not a de Polignac number, because 944190449 - 2¹⁶ = 944124913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (944190349) 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, 1610954 + ... + 1611539.

It is an arithmetic number, because the mean of its divisors is an integer number (236853309).

Almost surely, 2^944190449 is an apocalyptic number.

It is an amenable number.

944190449 is a deficient number, since it is larger than the sum of its proper divisors (3222787).

944190449 is a wasteful number, since it uses less digits than its factorization.

944190449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3222786.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 944190449 is about 30727.6821286605. The cubic root of 944190449 is about 981.0395913061.

The spelling of 944190449 in words is "nine hundred forty-four million, one hundred ninety thousand, four hundred forty-nine".