439654012 has 48 divisors (see below), whose sum is σ = 892539648. Its totient is φ = 185610240.

The previous prime is 439654003. The next prime is 439654013. The reversal of 439654012 is 210456934.

It is a happy number.

It is a super-2 number, since 2×439654012² = 386591300535392288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439654013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 769687 + ... + 770257.

It is an arithmetic number, because the mean of its divisors is an integer number (18594576).

Almost surely, 2^439654012 is an apocalyptic number.

It is an amenable number.

439654012 is an abundant number, since it is smaller than the sum of its proper divisors (452885636).

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

439654012 is a wasteful number, since it uses less digits than its factorization.

439654012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946 (or 944 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 439654012 is about 20967.9281761456. The cubic root of 439654012 is about 760.3910798875.

The spelling of 439654012 in words is "four hundred thirty-nine million, six hundred fifty-four thousand, twelve".