45824861 has 4 divisors (see below), whose sum is σ = 45852924. Its totient is φ = 45796800.

The previous prime is 45824813. The next prime is 45824873. The reversal of 45824861 is 16842854.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18062500 + 27762361 = 4250^2 + 5269^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45824861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45824161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11420 + ... + 14901.

It is an arithmetic number, because the mean of its divisors is an integer number (11463231).

Almost surely, 2^45824861 is an apocalyptic number.

It is an amenable number.

45824861 is a deficient number, since it is larger than the sum of its proper divisors (28063).

45824861 is a wasteful number, since it uses less digits than its factorization.

45824861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28062.

The product of its digits is 61440, while the sum is 38.

The square root of 45824861 is about 6769.4062516590. The cubic root of 45824861 is about 357.8494758519.

The spelling of 45824861 in words is "forty-five million, eight hundred twenty-four thousand, eight hundred sixty-one".