944398477 has 32 divisors (see below), whose sum is σ = 1135779840. Its totient is φ = 775656000.

The previous prime is 944398459. The next prime is 944398529. The reversal of 944398477 is 774893449.

It is not a de Polignac number, because 944398477 - 2⁷ = 944398349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (944398417) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 458983 + ... + 461035.

It is an arithmetic number, because the mean of its divisors is an integer number (35493120).

Almost surely, 2^944398477 is an apocalyptic number.

It is an amenable number.

944398477 is a deficient number, since it is larger than the sum of its proper divisors (191381363).

944398477 is a wasteful number, since it uses less digits than its factorization.

944398477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185.

The product of its digits is 6096384, while the sum is 55.

The square root of 944398477 is about 30731.0669681350. The cubic root of 944398477 is about 981.1116349346. Note that the first 3 decimals are identical.

The spelling of 944398477 in words is "nine hundred forty-four million, three hundred ninety-eight thousand, four hundred seventy-seven".