145823330 has 16 divisors (see below), whose sum is σ = 262673280. Its totient is φ = 58286832.

The previous prime is 145823329. The next prime is 145823341. The reversal of 145823330 is 33328541.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 145823293 and 145823302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11687 + ... + 20693.

It is an arithmetic number, because the mean of its divisors is an integer number (16417080).

Almost surely, 2^145823330 is an apocalyptic number.

145823330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145823330 is a deficient number, since it is larger than the sum of its proper divisors (116849950).

145823330 is a wasteful number, since it uses less digits than its factorization.

145823330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10633.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 145823330 is about 12075.7331040397. The cubic root of 145823330 is about 526.3512643580.

The spelling of 145823330 in words is "one hundred forty-five million, eight hundred twenty-three thousand, three hundred thirty".