45849894 has 8 divisors (see below), whose sum is σ = 91699800. Its totient is φ = 15283296.

The previous prime is 45849893. The next prime is 45849967. The reversal of 45849894 is 49894854.

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

45849894 is an admirable number.

It is a super-2 number, since 2×45849894² = 4204425559622472, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45849893) 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, 3820819 + ... + 3820830.

It is an arithmetic number, because the mean of its divisors is an integer number (11462475).

Almost surely, 2^45849894 is an apocalyptic number.

45849894 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45849894 is a wasteful number, since it uses less digits than its factorization.

45849894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7641654.

The product of its digits is 1658880, while the sum is 51.

The square root of 45849894 is about 6771.2549796917. The cubic root of 45849894 is about 357.9146254602.

The spelling of 45849894 in words is "forty-five million, eight hundred forty-nine thousand, eight hundred ninety-four".