44400125 has 48 divisors (see below), whose sum is σ = 70424640. Its totient is φ = 27636000.

The previous prime is 44400121. The next prime is 44400127. The reversal of 44400125 is 52100444.

It is not a de Polignac number, because 44400125 - 2² = 44400121 is a prime.

It is a super-2 number, since 2×44400125² = 3942742200031250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44400097 and 44400106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44400121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67046 + ... + 67704.

It is an arithmetic number, because the mean of its divisors is an integer number (1467180).

Almost surely, 2^44400125 is an apocalyptic number.

It is an amenable number.

44400125 is a deficient number, since it is larger than the sum of its proper divisors (26024515).

44400125 is a wasteful number, since it uses less digits than its factorization.

44400125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699 (or 682 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 44400125 is about 6663.3418792675. The cubic root of 44400125 is about 354.1017428090.

Adding to 44400125 its reverse (52100444), we get a palindrome (96500569).

The spelling of 44400125 in words is "forty-four million, four hundred thousand, one hundred twenty-five".