52445672 has 8 divisors (see below), whose sum is σ = 98335650. Its totient is φ = 26222832.

The previous prime is 52445671. The next prime is 52445689. The reversal of 52445672 is 27654425.

It can be written as a sum of positive squares in only one way, i.e., 51351556 + 1094116 = 7166^2 + 1046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (52445671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3277847 + ... + 3277862.

Almost surely, 2^52445672 is an apocalyptic number.

It is an amenable number.

52445672 is a deficient number, since it is larger than the sum of its proper divisors (45889978).

52445672 is a wasteful number, since it uses less digits than its factorization.

52445672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6555715 (or 6555711 counting only the distinct ones).

The product of its digits is 67200, while the sum is 35.

The square root of 52445672 is about 7241.9384145407. The cubic root of 52445672 is about 374.3144143195.

The spelling of 52445672 in words is "fifty-two million, four hundred forty-five thousand, six hundred seventy-two".