45841857 has 4 divisors (see below), whose sum is σ = 61122480. Its totient is φ = 30561236.

The previous prime is 45841849. The next prime is 45841867. The reversal of 45841857 is 75814854.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45841857 - 2³ = 45841849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45841847) 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, 7640307 + ... + 7640312.

It is an arithmetic number, because the mean of its divisors is an integer number (15280620).

Almost surely, 2^45841857 is an apocalyptic number.

It is an amenable number.

45841857 is a deficient number, since it is larger than the sum of its proper divisors (15280623).

45841857 is a wasteful number, since it uses less digits than its factorization.

45841857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15280622.

The product of its digits is 179200, while the sum is 42.

The square root of 45841857 is about 6770.6614891013. The cubic root of 45841857 is about 357.8937113592.

It can be divided in two parts, 4584 and 1857, that added together give a triangular number (6441 = T₁₁₃).

The spelling of 45841857 in words is "forty-five million, eight hundred forty-one thousand, eight hundred fifty-seven".