44478478 has 16 divisors (see below), whose sum is σ = 73093680. Its totient is φ = 20131200.

The previous prime is 44478433. The next prime is 44478479. The reversal of 44478478 is 87487444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44478479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1108 + ... + 9496.

It is an arithmetic number, because the mean of its divisors is an integer number (4568355).

Almost surely, 2^44478478 is an apocalyptic number.

44478478 is a deficient number, since it is larger than the sum of its proper divisors (28615202).

44478478 is a wasteful number, since it uses less digits than its factorization.

44478478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8643.

The product of its digits is 802816, while the sum is 46.

The square root of 44478478 is about 6669.2186948697. The cubic root of 44478478 is about 354.3099151157.

The spelling of 44478478 in words is "forty-four million, four hundred seventy-eight thousand, four hundred seventy-eight".