449512237 has 2 divisors, whose sum is σ = 449512238. Its totient is φ = 449512236.

The previous prime is 449512213. The next prime is 449512303. The reversal of 449512237 is 732215944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 447280201 + 2232036 = 21149^2 + 1494^2 .

It is a cyclic number.

It is not a de Polignac number, because 449512237 - 2¹⁹ = 448987949 is a prime.

It is a super-2 number, since 2×449512237² = 404122502425488338, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 449512196 and 449512205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449512937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224756118 + 224756119.

It is an arithmetic number, because the mean of its divisors is an integer number (224756119).

Almost surely, 2^449512237 is an apocalyptic number.

It is an amenable number.

449512237 is a deficient number, since it is larger than the sum of its proper divisors (1).

449512237 is an equidigital number, since it uses as much as digits as its factorization.

449512237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The square root of 449512237 is about 21201.7036343781. The cubic root of 449512237 is about 766.0324601587.

The spelling of 449512237 in words is "four hundred forty-nine million, five hundred twelve thousand, two hundred thirty-seven".