45494418 has 8 divisors (see below), whose sum is σ = 90988848. Its totient is φ = 15164804.

The previous prime is 45494413. The next prime is 45494419. The reversal of 45494418 is 81449454.

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

45494418 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (45494411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3791196 + ... + 3791207.

It is an arithmetic number, because the mean of its divisors is an integer number (11373606).

Almost surely, 2^45494418 is an apocalyptic number.

45494418 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.

45494418 is a wasteful number, since it uses less digits than its factorization.

45494418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7582408.

The product of its digits is 92160, while the sum is 39.

The square root of 45494418 is about 6744.9550035564. The cubic root of 45494418 is about 356.9872493465.

The spelling of 45494418 in words is "forty-five million, four hundred ninety-four thousand, four hundred eighteen".