4252209634 has 4 divisors (see below), whose sum is σ = 6378314454. Its totient is φ = 2126104816.

The previous prime is 4252209613. The next prime is 4252209641. The reversal of 4252209634 is 4369022524.

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., 4131275625 + 120934009 = 64275^2 + 10997^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4252209593 and 4252209602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063052407 + ... + 1063052410.

Almost surely, 2^4252209634 is an apocalyptic number.

4252209634 is a deficient number, since it is larger than the sum of its proper divisors (2126104820).

4252209634 is a wasteful number, since it uses less digits than its factorization.

4252209634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126104819.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 4252209634 is about 65208.9689690000. The cubic root of 4252209634 is about 1620.0865718609.

The spelling of 4252209634 in words is "four billion, two hundred fifty-two million, two hundred nine thousand, six hundred thirty-four".