45541810 has 16 divisors (see below), whose sum is σ = 86797656. Its totient is φ = 17145088.

The previous prime is 45541799. The next prime is 45541823. The reversal of 45541810 is 1814554.

It can be written as a sum of positive squares in 4 ways, for example, as 44368921 + 1172889 = 6661^2 + 1083^2 .

It is a super-2 number, since 2×45541810² = 4148112916152200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133777 + ... + 134116.

Almost surely, 2^45541810 is an apocalyptic number.

45541810 is a deficient number, since it is larger than the sum of its proper divisors (41255846).

45541810 is a wasteful number, since it uses less digits than its factorization.

45541810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267917.

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 45541810 is about 6748.4672333797. The cubic root of 45541810 is about 357.1111654164. Note that the first 4 decimals are identical.

The spelling of 45541810 in words is "forty-five million, five hundred forty-one thousand, eight hundred ten".