436400044 has 6 divisors (see below), whose sum is σ = 763700084. Its totient is φ = 218200020.

The previous prime is 436400017. The next prime is 436400053. The reversal of 436400044 is 440004634.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 436399991 and 436400018.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54550002 + ... + 54550009.

Almost surely, 2^436400044 is an apocalyptic number.

It is an amenable number.

436400044 is a deficient number, since it is larger than the sum of its proper divisors (327300040).

436400044 is a wasteful number, since it uses less digits than its factorization.

436400044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109100015 (or 109100013 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 436400044 is about 20890.1901379571. The cubic root of 436400044 is about 758.5104967980.

Adding to 436400044 its reverse (440004634), we get a palindrome (876404678).

The spelling of 436400044 in words is "four hundred thirty-six million, four hundred thousand, forty-four".