146550142 has 16 divisors (see below), whose sum is σ = 221940000. Its totient is φ = 72573280.

The previous prime is 146550127. The next prime is 146550143. The reversal of 146550142 is 241055641.

It is a self number, because there is not a number n which added to its sum of digits gives 146550142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146550143) 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, 178092 + ... + 178912.

It is an arithmetic number, because the mean of its divisors is an integer number (13871250).

Almost surely, 2^146550142 is an apocalyptic number.

146550142 is a deficient number, since it is larger than the sum of its proper divisors (75389858).

146550142 is a wasteful number, since it uses less digits than its factorization.

146550142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 146550142 is about 12105.7896066304. The cubic root of 146550142 is about 527.2242947280.

The spelling of 146550142 in words is "one hundred forty-six million, five hundred fifty thousand, one hundred forty-two".