52444816 has 10 divisors (see below), whose sum is σ = 101611862. Its totient is φ = 26222400.

The previous prime is 52444801. The next prime is 52444817. The reversal of 52444816 is 61844425.

It can be written as a sum of positive squares in only one way, i.e., 46294416 + 6150400 = 6804^2 + 2480^2 .

It is not an unprimeable number, because it can be changed into a prime (52444817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1638885 + ... + 1638916.

Almost surely, 2^52444816 is an apocalyptic number.

It is an amenable number.

52444816 is a deficient number, since it is larger than the sum of its proper divisors (49167046).

52444816 is a wasteful number, since it uses less digits than its factorization.

52444816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277809 (or 3277803 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 52444816 is about 7241.8793141007. The cubic root of 52444816 is about 374.3123778319.

Adding to 52444816 its product of digits (30720), we get a square (52475536 = 7244²).

The spelling of 52444816 in words is "fifty-two million, four hundred forty-four thousand, eight hundred sixteen".