150378228 has 288 divisors, whose sum is σ = 531256320. Its totient is φ = 35717760.

The previous prime is 150378157. The next prime is 150378281. The reversal of 150378228 is 822873051.

It is a super-2 number, since 2×150378228² = 45227222912839968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 150378192 and 150378201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1405351 + ... + 1405457.

It is an arithmetic number, because the mean of its divisors is an integer number (1844640).

Almost surely, 2^150378228 is an apocalyptic number.

150378228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150378228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265628160).

150378228 is an abundant number, since it is smaller than the sum of its proper divisors (380878092).

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

150378228 is a wasteful number, since it uses less digits than its factorization.

150378228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 150378228 is about 12262.8800858526. The cubic root of 150378228 is about 531.7754955638.

The spelling of 150378228 in words is "one hundred fifty million, three hundred seventy-eight thousand, two hundred twenty-eight".