146028730 has 16 divisors (see below), whose sum is σ = 263047680. Its totient is φ = 58367952.

The previous prime is 146028703. The next prime is 146028749. The reversal of 146028730 is 37820641.

It is a junction number, because it is equal to n+sod(n) for n = 146028692 and 146028701.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11011 + ... + 20329.

It is an arithmetic number, because the mean of its divisors is an integer number (16440480).

Almost surely, 2^146028730 is an apocalyptic number.

146028730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146028730 is a deficient number, since it is larger than the sum of its proper divisors (117018950).

146028730 is a wasteful number, since it uses less digits than its factorization.

146028730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10893.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 146028730 is about 12084.2347709733. The cubic root of 146028730 is about 526.5982797672.

It can be divided in two parts, 14602 and 8730, that added together give a palindrome (23332).

The spelling of 146028730 in words is "one hundred forty-six million, twenty-eight thousand, seven hundred thirty".