45878042 has 8 divisors (see below), whose sum is σ = 78648096. Its totient is φ = 19662012.

The previous prime is 45878003. The next prime is 45878059. The reversal of 45878042 is 24087854.

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

It is a junction number, because it is equal to n+sod(n) for n = 45877987 and 45878005.

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, 1638488 + ... + 1638515.

It is an arithmetic number, because the mean of its divisors is an integer number (9831012).

Almost surely, 2^45878042 is an apocalyptic number.

45878042 is a deficient number, since it is larger than the sum of its proper divisors (32770054).

45878042 is a wasteful number, since it uses less digits than its factorization.

45878042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277012.

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 45878042 is about 6773.3331528871. Note that the first 3 decimals coincide. The cubic root of 45878042 is about 357.9878536915.

The spelling of 45878042 in words is "forty-five million, eight hundred seventy-eight thousand, forty-two".