146555242 has 16 divisors (see below), whose sum is σ = 222630912. Its totient is φ = 72349200.

The previous prime is 146555239. The next prime is 146555243. The reversal of 146555242 is 242555641.

It is a super-3 number, since 3×146555242³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 146555198 and 146555207.

It is not an unprimeable number, because it can be changed into a prime (146555243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92743 + ... + 94309.

It is an arithmetic number, because the mean of its divisors is an integer number (13914432).

Almost surely, 2^146555242 is an apocalyptic number.

146555242 is a deficient number, since it is larger than the sum of its proper divisors (76075670).

146555242 is a wasteful number, since it uses less digits than its factorization.

146555242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133.

The product of its digits is 48000, while the sum is 34.

The square root of 146555242 is about 12106.0002478110. Note that the first 3 decimals coincide. The cubic root of 146555242 is about 527.2304105249.

The spelling of 146555242 in words is "one hundred forty-six million, five hundred fifty-five thousand, two hundred forty-two".