146550228 has 24 divisors (see below), whose sum is σ = 373037280. Its totient is φ = 44409120.

The previous prime is 146550223. The next prime is 146550233. The reversal of 146550228 is 822055641.

146550228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (146550223) and next prime (146550233).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146550223) 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, 554983 + ... + 555246.

It is an arithmetic number, because the mean of its divisors is an integer number (15543220).

Almost surely, 2^146550228 is an apocalyptic number.

It is an amenable number.

146550228 is an abundant number, since it is smaller than the sum of its proper divisors (226487052).

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

146550228 is a wasteful number, since it uses less digits than its factorization.

146550228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110247 (or 1110245 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 146550228 is about 12105.7931586493. The cubic root of 146550228 is about 527.2243978583.

The spelling of 146550228 in words is "one hundred forty-six million, five hundred fifty thousand, two hundred twenty-eight".