4406731378 has 32 divisors (see below), whose sum is σ = 7691793408. Its totient is φ = 1854360000.

The previous prime is 4406731361. The next prime is 4406731379. The reversal of 4406731378 is 8731376044.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4406731379) 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, 514128 + ... + 522628.

It is an arithmetic number, because the mean of its divisors is an integer number (240368544).

Almost surely, 2^4406731378 is an apocalyptic number.

4406731378 is a deficient number, since it is larger than the sum of its proper divisors (3285062030).

4406731378 is a wasteful number, since it uses less digits than its factorization.

4406731378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9178.

The product of its (nonzero) digits is 338688, while the sum is 43.

The square root of 4406731378 is about 66383.2160865983. The cubic root of 4406731378 is about 1639.4777459121.

The spelling of 4406731378 in words is "four billion, four hundred six million, seven hundred thirty-one thousand, three hundred seventy-eight".