45049418 has 8 divisors (see below), whose sum is σ = 71130720. Its totient is φ = 21339180.

The previous prime is 45049379. The next prime is 45049427. The reversal of 45049418 is 81494054.

It is a happy number.

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

It is a Curzon number.

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, 592718 + ... + 592793.

It is an arithmetic number, because the mean of its divisors is an integer number (8891340).

Almost surely, 2^45049418 is an apocalyptic number.

45049418 is a deficient number, since it is larger than the sum of its proper divisors (26081302).

45049418 is a wasteful number, since it uses less digits than its factorization.

45049418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185532.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 45049418 is about 6711.8863220409. The cubic root of 45049418 is about 355.8194861887.

The spelling of 45049418 in words is "forty-five million, forty-nine thousand, four hundred eighteen".