45997249 has 2 divisors, whose sum is σ = 45997250. Its totient is φ = 45997248.

The previous prime is 45997243. The next prime is 45997307. The reversal of 45997249 is 94279954.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38937600 + 7059649 = 6240^2 + 2657^2 .

It is a cyclic number.

It is not a de Polignac number, because 45997249 - 2¹³ = 45989057 is a prime.

It is not a weakly prime, because it can be changed into another prime (45997243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22998624 + 22998625.

It is an arithmetic number, because the mean of its divisors is an integer number (22998625).

Almost surely, 2^45997249 is an apocalyptic number.

It is an amenable number.

45997249 is a deficient number, since it is larger than the sum of its proper divisors (1).

45997249 is an equidigital number, since it uses as much as digits as its factorization.

45997249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 49.

The square root of 45997249 is about 6782.1271736823. The cubic root of 45997249 is about 358.2976442312.

The spelling of 45997249 in words is "forty-five million, nine hundred ninety-seven thousand, two hundred forty-nine".