2258237 has 4 divisors (see below), whose sum is σ = 2265276. Its totient is φ = 2251200.

The previous prime is 2258233. The next prime is 2258251. The reversal of 2258237 is 7328522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 755161 + 1503076 = 869^2 + 1226^2 .

It is a cyclic number.

It is not a de Polignac number, because 2258237 - 2² = 2258233 is a prime.

It is a d-powerful number, because it can be written as 2¹⁰ + 2¹⁴ + 5⁷ + 8⁷ + 2¹⁶ + 3² + 7 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258233) 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, 3014 + ... + 3687.

It is an arithmetic number, because the mean of its divisors is an integer number (566319).

2^2258237 is an apocalyptic number.

It is an amenable number.

2258237 is a deficient number, since it is larger than the sum of its proper divisors (7039).

2258237 is an equidigital number, since it uses as much as digits as its factorization.

2258237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7038.

The product of its digits is 6720, while the sum is 29.

The square root of 2258237 is about 1502.7431583607. The cubic root of 2258237 is about 131.1967790269.

The spelling of 2258237 in words is "two million, two hundred fifty-eight thousand, two hundred thirty-seven".