146299242 has 8 divisors (see below), whose sum is σ = 292598496. Its totient is φ = 48766412.

The previous prime is 146299213. The next prime is 146299247. The reversal of 146299242 is 242992641.

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

146299242 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 146299242.

It is not an unprimeable number, because it can be changed into a prime (146299247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12191598 + ... + 12191609.

It is an arithmetic number, because the mean of its divisors is an integer number (36574812).

Almost surely, 2^146299242 is an apocalyptic number.

146299242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146299242 is a wasteful number, since it uses less digits than its factorization.

146299242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24383212.

The product of its digits is 62208, while the sum is 39.

The square root of 146299242 is about 12095.4223572391. The cubic root of 146299242 is about 526.9232461459.

It can be divided in two parts, 14629 and 9242, that added together give a triangular number (23871 = T₂₁₈).

The spelling of 146299242 in words is "one hundred forty-six million, two hundred ninety-nine thousand, two hundred forty-two".