52446416 has 20 divisors (see below), whose sum is σ = 110853024. Its totient is φ = 23839200.

The previous prime is 52446347. The next prime is 52446419. The reversal of 52446416 is 61464425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52446419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148820 + ... + 149171.

Almost surely, 2^52446416 is an apocalyptic number.

It is an amenable number.

52446416 is an abundant number, since it is smaller than the sum of its proper divisors (58406608).

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

52446416 is a wasteful number, since it uses less digits than its factorization.

52446416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298010 (or 298004 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 52446416 is about 7241.9897818210. The cubic root of 52446416 is about 374.3161843328.

Subtracting 52446416 from its reverse (61464425), we obtain a square (9018009 = 3003²).

The spelling of 52446416 in words is "fifty-two million, four hundred forty-six thousand, four hundred sixteen".