52251434 has 4 divisors (see below), whose sum is σ = 78377154. Its totient is φ = 26125716.

The previous prime is 52251401. The next prime is 52251449. The reversal of 52251434 is 43415225.

It is a happy number.

52251434 is digitally balanced in base 2, because in such base 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., 31956409 + 20295025 = 5653^2 + 4505^2 .

It is a nialpdrome in base 13.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13062857 + ... + 13062860.

Almost surely, 2^52251434 is an apocalyptic number.

52251434 is a deficient number, since it is larger than the sum of its proper divisors (26125720).

52251434 is a wasteful number, since it uses less digits than its factorization.

52251434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26125719.

The product of its digits is 4800, while the sum is 26.

The square root of 52251434 is about 7228.5153385740. The cubic root of 52251434 is about 373.8517385400.

Adding to 52251434 its reverse (43415225), we get a palindrome (95666659).

The spelling of 52251434 in words is "fifty-two million, two hundred fifty-one thousand, four hundred thirty-four".