2252261157 has 8 divisors (see below), whose sum is σ = 3007253280. Its totient is φ = 1499388240.

The previous prime is 2252261119. The next prime is 2252261183. The reversal of 2252261157 is 7511622522.

2252261157 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2252261157 - 2¹⁴ = 2252244773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252261117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527319 + ... + 531572.

It is an arithmetic number, because the mean of its divisors is an integer number (375906660).

Almost surely, 2^2252261157 is an apocalyptic number.

It is an amenable number.

2252261157 is a deficient number, since it is larger than the sum of its proper divisors (754992123).

2252261157 is a wasteful number, since it uses less digits than its factorization.

2252261157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059603.

The product of its digits is 16800, while the sum is 33.

The square root of 2252261157 is about 47457.9936048712. The cubic root of 2252261157 is about 1310.8095062718.

Adding to 2252261157 its reverse (7511622522), we get a palindrome (9763883679).

The spelling of 2252261157 in words is "two billion, two hundred fifty-two million, two hundred sixty-one thousand, one hundred fifty-seven".