252277546 has 4 divisors (see below), whose sum is σ = 378416322. Its totient is φ = 126138772.

The previous prime is 252277541. The next prime is 252277559. The reversal of 252277546 is 645772252.

252277546 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 183304521 + 68973025 = 13539^2 + 8305^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 252277499 and 252277508.

It is not an unprimeable number, because it can be changed into a prime (252277541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63069385 + ... + 63069388.

Almost surely, 2^252277546 is an apocalyptic number.

252277546 is a deficient number, since it is larger than the sum of its proper divisors (126138776).

252277546 is a wasteful number, since it uses less digits than its factorization.

252277546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126138775.

The product of its digits is 235200, while the sum is 40.

The square root of 252277546 is about 15883.2473379974. The cubic root of 252277546 is about 631.8677636196.

The spelling of 252277546 in words is "two hundred fifty-two million, two hundred seventy-seven thousand, five hundred forty-six".