45684838 has 4 divisors (see below), whose sum is σ = 68527260. Its totient is φ = 22842418.

The previous prime is 45684833. The next prime is 45684851. The reversal of 45684838 is 83848654.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83848654 = 2 ⋅41924327.

It is a super-3 number, since 3×45684838³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45684833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11421208 + ... + 11421211.

It is an arithmetic number, because the mean of its divisors is an integer number (17131815).

Almost surely, 2^45684838 is an apocalyptic number.

45684838 is a deficient number, since it is larger than the sum of its proper divisors (22842422).

45684838 is a wasteful number, since it uses less digits than its factorization.

45684838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22842421.

The product of its digits is 737280, while the sum is 46.

The square root of 45684838 is about 6759.0559991762. The cubic root of 45684838 is about 357.4846209173.

The spelling of 45684838 in words is "forty-five million, six hundred eighty-four thousand, eight hundred thirty-eight".