36428444 has 24 divisors (see below), whose sum is σ = 68864208. Its totient is φ = 16761600.

The previous prime is 36428443. The next prime is 36428477. The reversal of 36428444 is 44482463.

It is a super-2 number, since 2×36428444² = 2654063064522272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36428443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19979 + ... + 21725.

It is an arithmetic number, because the mean of its divisors is an integer number (2869342).

Almost surely, 2^36428444 is an apocalyptic number.

It is an amenable number.

36428444 is a deficient number, since it is larger than the sum of its proper divisors (32435764).

36428444 is a wasteful number, since it uses less digits than its factorization.

36428444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165 (or 2163 counting only the distinct ones).

The product of its digits is 73728, while the sum is 35.

The square root of 36428444 is about 6035.5980648151. The cubic root of 36428444 is about 331.4974615092.

The spelling of 36428444 in words is "thirty-six million, four hundred twenty-eight thousand, four hundred forty-four".