146542918 has 8 divisors (see below), whose sum is σ = 219908448. Its totient is φ = 73240104.

The previous prime is 146542909. The next prime is 146542919. The reversal of 146542918 is 819245641.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146542919) 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, 9321 + ... + 19492.

It is an arithmetic number, because the mean of its divisors is an integer number (27488556).

Almost surely, 2^146542918 is an apocalyptic number.

146542918 is a deficient number, since it is larger than the sum of its proper divisors (73365530).

146542918 is a wasteful number, since it uses less digits than its factorization.

146542918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31358.

The product of its digits is 69120, while the sum is 40.

The square root of 146542918 is about 12105.4912333205. The cubic root of 146542918 is about 527.2156316388.

The spelling of 146542918 in words is "one hundred forty-six million, five hundred forty-two thousand, nine hundred eighteen".