45489233 has 2 divisors, whose sum is σ = 45489234. Its totient is φ = 45489232.

The previous prime is 45489149. The next prime is 45489251. The reversal of 45489233 is 33298454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36626704 + 8862529 = 6052^2 + 2977^2 .

It is a cyclic number.

It is not a de Polignac number, because 45489233 - 2¹⁴ = 45472849 is a prime.

It is not a weakly prime, because it can be changed into another prime (45489533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22744616 + 22744617.

It is an arithmetic number, because the mean of its divisors is an integer number (22744617).

Almost surely, 2^45489233 is an apocalyptic number.

It is an amenable number.

45489233 is a deficient number, since it is larger than the sum of its proper divisors (1).

45489233 is an equidigital number, since it uses as much as digits as its factorization.

45489233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 38.

The square root of 45489233 is about 6744.5706312559. The cubic root of 45489233 is about 356.9736868825.

The spelling of 45489233 in words is "forty-five million, four hundred eighty-nine thousand, two hundred thirty-three".