150645220 has 24 divisors (see below), whose sum is σ = 345115008. Its totient is φ = 54780000.

The previous prime is 150645203. The next prime is 150645247. The reversal of 150645220 is 22546051.

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, 342156 + ... + 342595.

It is an arithmetic number, because the mean of its divisors is an integer number (14379792).

Almost surely, 2^150645220 is an apocalyptic number.

150645220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150645220 is an abundant number, since it is smaller than the sum of its proper divisors (194469788).

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

150645220 is a wasteful number, since it uses less digits than its factorization.

150645220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684771 (or 684769 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 150645220 is about 12273.7614446428. The cubic root of 150645220 is about 532.0900265985.

The spelling of 150645220 in words is "one hundred fifty million, six hundred forty-five thousand, two hundred twenty".