45581826 has 16 divisors (see below), whose sum is σ = 92049984. Its totient is φ = 15046224.

The previous prime is 45581821. The next prime is 45581863. The reversal of 45581826 is 62818554.

It is a super-2 number, since 2×45581826² = 4155405722988552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45581821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36261 + ... + 37496.

It is an arithmetic number, because the mean of its divisors is an integer number (5753124).

Almost surely, 2^45581826 is an apocalyptic number.

45581826 is an abundant number, since it is smaller than the sum of its proper divisors (46468158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45581826 is a wasteful number, since it uses less digits than its factorization.

45581826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73865.

The product of its digits is 76800, while the sum is 39.

The square root of 45581826 is about 6751.4314037839. The cubic root of 45581826 is about 357.2157285056.

The spelling of 45581826 in words is "forty-five million, five hundred eighty-one thousand, eight hundred twenty-six".