146423770 has 16 divisors (see below), whose sum is σ = 266123520. Its totient is φ = 58000464.

The previous prime is 146423759. The next prime is 146423777. The reversal of 146423770 is 77324641.

It is not an unprimeable number, because it can be changed into a prime (146423777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70050 + ... + 72109.

It is an arithmetic number, because the mean of its divisors is an integer number (16632720).

Almost surely, 2^146423770 is an apocalyptic number.

146423770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146423770 is a deficient number, since it is larger than the sum of its proper divisors (119699750).

146423770 is a wasteful number, since it uses less digits than its factorization.

146423770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142269.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 146423770 is about 12100.5689948861. The cubic root of 146423770 is about 527.0727071377.

The spelling of 146423770 in words is "one hundred forty-six million, four hundred twenty-three thousand, seven hundred seventy".