53000044 has 48 divisors (see below), whose sum is σ = 101818080. Its totient is φ = 24053760.

The previous prime is 53000039. The next prime is 53000047. The reversal of 53000044 is 44000035.

It is a junction number, because it is equal to n+sod(n) for n = 52999991 and 53000027.

It is not an unprimeable number, because it can be changed into a prime (53000047) 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, 227352 + ... + 227584.

It is an arithmetic number, because the mean of its divisors is an integer number (2121210).

Almost surely, 2^53000044 is an apocalyptic number.

It is an amenable number.

53000044 is a deficient number, since it is larger than the sum of its proper divisors (48818036).

53000044 is a wasteful number, since it uses less digits than its factorization.

53000044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 368 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 53000044 is about 7280.1129112123. The cubic root of 53000044 is about 375.6286793696.

Adding to 53000044 its reverse (44000035), we get a palindrome (97000079).

Subtracting from 53000044 its reverse (44000035), we obtain a palindrome (9000009).

The spelling of 53000044 in words is "fifty-three million, forty-four", and thus it is an aban number.