440077434 has 16 divisors (see below), whose sum is σ = 892212672. Its totient is φ = 144682848.

The previous prime is 440077399. The next prime is 440077441. The reversal of 440077434 is 434770044.

It is a junction number, because it is equal to n+sod(n) for n = 440077395 and 440077404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501934 + ... + 502809.

It is an arithmetic number, because the mean of its divisors is an integer number (55763292).

Almost surely, 2^440077434 is an apocalyptic number.

440077434 is an abundant number, since it is smaller than the sum of its proper divisors (452135238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440077434 is a wasteful number, since it uses less digits than its factorization.

440077434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004821.

The product of its (nonzero) digits is 37632, while the sum is 33.

The square root of 440077434 is about 20978.0226427564. The cubic root of 440077434 is about 760.6351073868.

The spelling of 440077434 in words is "four hundred forty million, seventy-seven thousand, four hundred thirty-four".