44456478 has 32 divisors (see below), whose sum is σ = 100344960. Its totient is φ = 13006560.

The previous prime is 44456473. The next prime is 44456491. The reversal of 44456478 is 87465444.

44456478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×44456478⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44456473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9700 + ... + 13527.

It is an arithmetic number, because the mean of its divisors is an integer number (3135780).

Almost surely, 2^44456478 is an apocalyptic number.

44456478 is an abundant number, since it is smaller than the sum of its proper divisors (55888482).

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

44456478 is a wasteful number, since it uses less digits than its factorization.

44456478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23272.

The product of its digits is 430080, while the sum is 42.

The square root of 44456478 is about 6667.5691222514. The cubic root of 44456478 is about 354.2514890784.

The spelling of 44456478 in words is "forty-four million, four hundred fifty-six thousand, four hundred seventy-eight".