45877 has 4 divisors (see below), whose sum is σ = 49420. Its totient is φ = 42336.

The previous prime is 45869. The next prime is 45887. The reversal of 45877 is 77854.

It is a happy number.

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 5476 + 40401 = 74^2 + 201^2 .

It is a cyclic number.

It is not a de Polignac number, because 45877 - 2³ = 45869 is a prime.

It is a Duffinian number.

45877 is a lucky number.

It is a nialpdrome in base 6.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 45877.

It is not an unprimeable number, because it can be changed into a prime (45817) 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, 1752 + ... + 1777.

It is an arithmetic number, because the mean of its divisors is an integer number (12355).

2⁴⁵⁸⁷⁷ is an apocalyptic number.

It is an amenable number.

45877 is a deficient number, since it is larger than the sum of its proper divisors (3543).

45877 is a wasteful number, since it uses less digits than its factorization.

45877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542.

The product of its digits is 7840, while the sum is 31.

The square root of 45877 is about 214.1891687271. The cubic root of 45877 is about 35.7985143418.

It can be divided in two parts, 458 and 77, that added together give a palindrome (535).

The spelling of 45877 in words is "forty-five thousand, eight hundred seventy-seven".