45807142 has 8 divisors (see below), whose sum is σ = 68819832. Its totient is φ = 22867200.

The previous prime is 45807133. The next prime is 45807173. The reversal of 45807142 is 24170854.

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

It is a congruent 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, 16584 + ... + 19147.

It is an arithmetic number, because the mean of its divisors is an integer number (8602479).

Almost surely, 2^45807142 is an apocalyptic number.

45807142 is a deficient number, since it is larger than the sum of its proper divisors (23012690).

45807142 is a wasteful number, since it uses less digits than its factorization.

45807142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36374.

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 45807142 is about 6768.0973692759. The cubic root of 45807142 is about 357.8033469446.

Adding to 45807142 its reverse (24170854), we get a palindrome (69977996).

The spelling of 45807142 in words is "forty-five million, eight hundred seven thousand, one hundred forty-two".