146542330 has 32 divisors (see below), whose sum is σ = 288282240. Its totient is φ = 53190720.

The previous prime is 146542309. The next prime is 146542337. The reversal of 146542330 is 33245641.

It is not an unprimeable number, because it can be changed into a prime (146542337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90387 + ... + 91993.

It is an arithmetic number, because the mean of its divisors is an integer number (9008820).

Almost surely, 2^146542330 is an apocalyptic number.

146542330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146542330 is a deficient number, since it is larger than the sum of its proper divisors (141739910).

146542330 is a wasteful number, since it uses less digits than its factorization.

146542330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 146542330 is about 12105.4669467972. The cubic root of 146542330 is about 527.2149264911.

Adding to 146542330 its reverse (33245641), we get a palindrome (179787971).

The spelling of 146542330 in words is "one hundred forty-six million, five hundred forty-two thousand, three hundred thirty".