2252212551 has 24 divisors (see below), whose sum is σ = 3300691680. Its totient is φ = 1479667200.

The previous prime is 2252212531. The next prime is 2252212559. The reversal of 2252212551 is 1552122522.

It is a happy number.

It is not a de Polignac number, because 2252212551 - 2⁷ = 2252212423 is a prime.

It is a super-2 number, since 2×2252212551² = 10144922749763855202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252212559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244591 + ... + 253631.

It is an arithmetic number, because the mean of its divisors is an integer number (137528820).

Almost surely, 2^2252212551 is an apocalyptic number.

2252212551 is a deficient number, since it is larger than the sum of its proper divisors (1048479129).

2252212551 is a wasteful number, since it uses less digits than its factorization.

2252212551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9447 (or 9444 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 2252212551 is about 47457.4815071344. The cubic root of 2252212551 is about 1310.8000766866.

The spelling of 2252212551 in words is "two billion, two hundred fifty-two million, two hundred twelve thousand, five hundred fifty-one".