45929 has 4 divisors (see below), whose sum is σ = 49476. Its totient is φ = 42384.

The previous prime is 45893. The next prime is 45943. The reversal of 45929 is 92954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92954 = 2 ⋅46477.

It can be written as a sum of positive squares in 2 ways, for example, as 21904 + 24025 = 148^2 + 155^2 .

It is a cyclic number.

It is not a de Polignac number, because 45929 - 2⁸ = 45673 is a prime.

It is a Duffinian number.

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 45929.

It is not an unprimeable number, because it can be changed into a prime (45949) 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, 1754 + ... + 1779.

It is an arithmetic number, because the mean of its divisors is an integer number (12369).

2⁴⁵⁹²⁹ is an apocalyptic number.

It is an amenable number.

45929 is a deficient number, since it is larger than the sum of its proper divisors (3547).

45929 is a wasteful number, since it uses less digits than its factorization.

45929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546.

The product of its digits is 3240, while the sum is 29.

The square root of 45929 is about 214.3105223735. The cubic root of 45929 is about 35.8120346959.

It can be divided in two parts, 4592 and 9, that multiplied together give a triangular number (41328 = T₂₈₇).

The spelling of 45929 in words is "forty-five thousand, nine hundred twenty-nine".