45208837 has 2 divisors, whose sum is σ = 45208838. Its totient is φ = 45208836.

The previous prime is 45208829. The next prime is 45208861. The reversal of 45208837 is 73880254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35058241 + 10150596 = 5921^2 + 3186^2 .

It is a cyclic number.

It is not a de Polignac number, because 45208837 - 2³ = 45208829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45208796 and 45208805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45208817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22604418 + 22604419.

It is an arithmetic number, because the mean of its divisors is an integer number (22604419).

Almost surely, 2^45208837 is an apocalyptic number.

It is an amenable number.

45208837 is a deficient number, since it is larger than the sum of its proper divisors (1).

45208837 is an equidigital number, since it uses as much as digits as its factorization.

45208837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 45208837 is about 6723.7517057072. The cubic root of 45208837 is about 356.2387117794.

The spelling of 45208837 in words is "forty-five million, two hundred eight thousand, eight hundred thirty-seven".