146032340 has 24 divisors (see below), whose sum is σ = 314957832. Its totient is φ = 56833920.

The previous prime is 146032333. The next prime is 146032361. The reversal of 146032340 is 43230641.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 39488656 + 106543684 = 6284^2 + 10322^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97931 + ... + 99410.

It is an arithmetic number, because the mean of its divisors is an integer number (13123243).

Almost surely, 2^146032340 is an apocalyptic number.

146032340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146032340 is an abundant number, since it is smaller than the sum of its proper divisors (168925492).

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

146032340 is a wasteful number, since it uses less digits than its factorization.

146032340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197387 (or 197385 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 146032340 is about 12084.3841382174. The cubic root of 146032340 is about 526.6026191054.

Adding to 146032340 its reverse (43230641), we get a palindrome (189262981).

The spelling of 146032340 in words is "one hundred forty-six million, thirty-two thousand, three hundred forty".