45994 has 16 divisors (see below), whose sum is σ = 78120. Its totient is φ = 20160.

The previous prime is 45989. The next prime is 46021. The reversal of 45994 is 49954.

It is a happy number.

45994 is nontrivially palindromic in base 11.

It can be written as a sum of positive squares in 4 ways, for example, as 18769 + 27225 = 137^2 + 165^2 .

It is a nialpdrome in base 15.

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, 724 + ... + 784.

2⁴⁵⁹⁹⁴ is an apocalyptic number.

45994 is a deficient number, since it is larger than the sum of its proper divisors (32126).

45994 is a wasteful number, since it uses less digits than its factorization.

45994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105.

The product of its digits is 6480, while the sum is 31.

The square root of 45994 is about 214.4621178670. The cubic root of 45994 is about 35.8289207955.

The spelling of 45994 in words is "forty-five thousand, nine hundred ninety-four".