4445376 has 84 divisors (see below), whose sum is σ = 12829032. Its totient is φ = 1357824.

The previous prime is 4445333. The next prime is 4445387. The reversal of 4445376 is 6735444.

It is a happy number.

It is a super-2 number, since 2×4445376² = 39522735562752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32380 + ... + 32516.

Almost surely, 2^4445376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4445376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6414516).

4445376 is an abundant number, since it is smaller than the sum of its proper divisors (8383656).

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

4445376 is a wasteful number, since it uses less digits than its factorization.

4445376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178 (or 155 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 4445376 is about 2108.4060330022. The cubic root of 4445376 is about 164.4256245540.

The spelling of 4445376 in words is "four million, four hundred forty-five thousand, three hundred seventy-six".