45861577 has 4 divisors (see below), whose sum is σ = 46052116. Its totient is φ = 45671040.

The previous prime is 45861553. The next prime is 45861587. The reversal of 45861577 is 77516854.

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 23242041 + 22619536 = 4821^2 + 4756^2 .

It is a cyclic number.

It is not a de Polignac number, because 45861577 - 2⁷ = 45861449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45861547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94908 + ... + 95389.

It is an arithmetic number, because the mean of its divisors is an integer number (11513029).

Almost surely, 2^45861577 is an apocalyptic number.

It is an amenable number.

45861577 is a deficient number, since it is larger than the sum of its proper divisors (190539).

45861577 is a wasteful number, since it uses less digits than its factorization.

45861577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190538.

The product of its digits is 235200, while the sum is 43.

The square root of 45861577 is about 6772.1176156355. The cubic root of 45861577 is about 357.9450229238.

The spelling of 45861577 in words is "forty-five million, eight hundred sixty-one thousand, five hundred seventy-seven".