146140030 has 16 divisors (see below), whose sum is σ = 264630240. Its totient is φ = 58105312.

The previous prime is 146140003. The next prime is 146140037. The reversal of 146140030 is 30041641.

It is a happy number.

146140030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146140037) 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, 42085 + ... + 45424.

It is an arithmetic number, because the mean of its divisors is an integer number (16539390).

Almost surely, 2^146140030 is an apocalyptic number.

146140030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146140030 is a deficient number, since it is larger than the sum of its proper divisors (118490210).

146140030 is a wasteful number, since it uses less digits than its factorization.

146140030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87683.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 146140030 is about 12088.8390675035. The cubic root of 146140030 is about 526.7320331373.

Adding to 146140030 its reverse (30041641), we get a palindrome (176181671).

The spelling of 146140030 in words is "one hundred forty-six million, one hundred forty thousand, thirty".