2562251938 has 8 divisors (see below), whose sum is σ = 3844858860. Its totient is φ = 1280632320.

The previous prime is 2562251933. The next prime is 2562251947. The reversal of 2562251938 is 8391522652.

It can be written as a sum of positive squares in 2 ways, for example, as 2171280409 + 390971529 = 46597^2 + 19773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2562251894 and 2562251903.

It is not an unprimeable number, because it can be changed into a prime (2562251933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240303 + ... + 250738.

Almost surely, 2^2562251938 is an apocalyptic number.

2562251938 is a deficient number, since it is larger than the sum of its proper divisors (1282606922).

2562251938 is a wasteful number, since it uses less digits than its factorization.

2562251938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493652.

The product of its digits is 259200, while the sum is 43.

The square root of 2562251938 is about 50618.6915871993. The cubic root of 2562251938 is about 1368.3817605956.

The spelling of 2562251938 in words is "two billion, five hundred sixty-two million, two hundred fifty-one thousand, nine hundred thirty-eight".