440077433 has 4 divisors (see below), whose sum is σ = 440119440. Its totient is φ = 440035428.

The previous prime is 440077399. The next prime is 440077441. The reversal of 440077433 is 334770044.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 440077433 - 2⁶ = 440077369 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 440077433.

It is not an unprimeable number, because it can be changed into a prime (440077133) 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, 8966 + ... + 30992.

It is an arithmetic number, because the mean of its divisors is an integer number (110029860).

Almost surely, 2^440077433 is an apocalyptic number.

It is an amenable number.

440077433 is a deficient number, since it is larger than the sum of its proper divisors (42007).

440077433 is a wasteful number, since it uses less digits than its factorization.

440077433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42006.

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 440077433 is about 20978.0226189219. The cubic root of 440077433 is about 760.6351068107.

The spelling of 440077433 in words is "four hundred forty million, seventy-seven thousand, four hundred thirty-three".