2258732237 has 2 divisors, whose sum is σ = 2258732238. Its totient is φ = 2258732236.

The previous prime is 2258732221. The next prime is 2258732249. The reversal of 2258732237 is 7322378522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2200454281 + 58277956 = 46909^2 + 7634^2 .

It is a cyclic number.

It is not a de Polignac number, because 2258732237 - 2⁴ = 2258732221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2258732194 and 2258732203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2258732257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129366118 + 1129366119.

It is an arithmetic number, because the mean of its divisors is an integer number (1129366119).

Almost surely, 2^2258732237 is an apocalyptic number.

It is an amenable number.

2258732237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2258732237 is an equidigital number, since it uses as much as digits as its factorization.

2258732237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 41.

The square root of 2258732237 is about 47526.1216280058. The cubic root of 2258732237 is about 1312.0636891937.

The spelling of 2258732237 in words is "two billion, two hundred fifty-eight million, seven hundred thirty-two thousand, two hundred thirty-seven".