243125552 has 10 divisors (see below), whose sum is σ = 471055788. Its totient is φ = 121562768.

The previous prime is 243125471. The next prime is 243125563. The reversal of 243125552 is 255521342.

It is a super-2 number, since 2×243125552² = 118220068070609408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7597658 + ... + 7597689.

Almost surely, 2^243125552 is an apocalyptic number.

It is an amenable number.

243125552 is a deficient number, since it is larger than the sum of its proper divisors (227930236).

243125552 is a wasteful number, since it uses less digits than its factorization.

243125552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15195355 (or 15195349 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 243125552 is about 15592.4838303588. The cubic root of 243125552 is about 624.1326011209.

Adding to 243125552 its reverse (255521342), we get a palindrome (498646894).

The spelling of 243125552 in words is "two hundred forty-three million, one hundred twenty-five thousand, five hundred fifty-two".