2252640626 has 4 divisors (see below), whose sum is σ = 3378960942. Its totient is φ = 1126320312.

The previous prime is 2252640587. The next prime is 2252640647. The reversal of 2252640626 is 6260462522.

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., 1372628401 + 880012225 = 37049^2 + 29665^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563160155 + ... + 563160158.

Almost surely, 2^2252640626 is an apocalyptic number.

2252640626 is a deficient number, since it is larger than the sum of its proper divisors (1126320316).

2252640626 is a wasteful number, since it uses less digits than its factorization.

2252640626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126320315.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2252640626 is about 47461.9913825790. The cubic root of 2252640626 is about 1310.8831187594.

The spelling of 2252640626 in words is "two billion, two hundred fifty-two million, six hundred forty thousand, six hundred twenty-six".