44200020 has 48 divisors (see below), whose sum is σ = 129144960. Its totient is φ = 11273856.

The previous prime is 44200007. The next prime is 44200021. The reversal of 44200020 is 2000244.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 44199969 and 44200005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44200021) 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, 14635 + ... + 17394.

It is an arithmetic number, because the mean of its divisors is an integer number (2690520).

Almost surely, 2^44200020 is an apocalyptic number.

It is an amenable number.

44200020 is an abundant number, since it is smaller than the sum of its proper divisors (84944940).

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

44200020 is a wasteful number, since it uses less digits than its factorization.

44200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32064 (or 32062 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 44200020 is about 6648.3095595798. The cubic root of 44200020 is about 353.5689797081.

Adding to 44200020 its reverse (2000244), we get a palindrome (46200264).

It can be divided in two parts, 4 and 4200020, that added together give a palindrome (4200024).

The spelling of 44200020 in words is "forty-four million, two hundred thousand, twenty".