45820245 has 16 divisors (see below), whose sum is σ = 75294720. Its totient is φ = 23776704.

The previous prime is 45820213. The next prime is 45820259. The reversal of 45820245 is 54202854.

It is not a de Polignac number, because 45820245 - 2⁵ = 45820213 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40725 + ... + 41834.

It is an arithmetic number, because the mean of its divisors is an integer number (4705920).

Almost surely, 2^45820245 is an apocalyptic number.

It is an amenable number.

45820245 is a deficient number, since it is larger than the sum of its proper divisors (29474475).

45820245 is a wasteful number, since it uses less digits than its factorization.

45820245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82604.

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 45820245 is about 6769.0652973657. The cubic root of 45820245 is about 357.8374598951.

The spelling of 45820245 in words is "forty-five million, eight hundred twenty thousand, two hundred forty-five".