45985418 has 8 divisors (see below), whose sum is σ = 71977248. Its totient is φ = 21993004.

The previous prime is 45985343. The next prime is 45985427. The reversal of 45985418 is 81458954.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45985418² = 4229317337269448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499796 + ... + 499887.

It is an arithmetic number, because the mean of its divisors is an integer number (8997156).

Almost surely, 2^45985418 is an apocalyptic number.

45985418 is a deficient number, since it is larger than the sum of its proper divisors (25991830).

45985418 is a wasteful number, since it uses less digits than its factorization.

45985418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999708.

The product of its digits is 230400, while the sum is 44.

The square root of 45985418 is about 6781.2548986157. The cubic root of 45985418 is about 358.2669222278.

The spelling of 45985418 in words is "forty-five million, nine hundred eighty-five thousand, four hundred eighteen".