45611885 has 32 divisors (see below), whose sum is σ = 62052480. Its totient is φ = 31897600.

The previous prime is 45611879. The next prime is 45611887. The reversal of 45611885 is 58811654.

It is not a de Polignac number, because 45611885 - 2⁴ = 45611869 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45611887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254726 + ... + 254904.

It is an arithmetic number, because the mean of its divisors is an integer number (1939140).

Almost surely, 2^45611885 is an apocalyptic number.

It is an amenable number.

45611885 is a deficient number, since it is larger than the sum of its proper divisors (16440595).

45611885 is a wasteful number, since it uses less digits than its factorization.

45611885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349.

The product of its digits is 38400, while the sum is 38.

The square root of 45611885 is about 6753.6571574222. The cubic root of 45611885 is about 357.2942333915.

It can be divided in two parts, 4561 and 1885, that added together give a palindrome (6446).

The spelling of 45611885 in words is "forty-five million, six hundred eleven thousand, eight hundred eighty-five".