52214452 has 6 divisors (see below), whose sum is σ = 91375298. Its totient is φ = 26107224.

The previous prime is 52214419. The next prime is 52214453. The reversal of 52214452 is 25441225.

It can be written as a sum of positive squares in only one way, i.e., 29116816 + 23097636 = 5396^2 + 4806^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52214453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6526803 + ... + 6526810.

Almost surely, 2^52214452 is an apocalyptic number.

It is an amenable number.

52214452 is a deficient number, since it is larger than the sum of its proper divisors (39160846).

52214452 is a wasteful number, since it uses less digits than its factorization.

52214452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13053617 (or 13053615 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 52214452 is about 7225.9568224561. The cubic root of 52214452 is about 373.7635173689.

Adding to 52214452 its reverse (25441225), we get a palindrome (77655677).

The spelling of 52214452 in words is "fifty-two million, two hundred fourteen thousand, four hundred fifty-two".