150421228 has 6 divisors (see below), whose sum is σ = 263237156. Its totient is φ = 75210612.

The previous prime is 150421211. The next prime is 150421241. The reversal of 150421228 is 822124051.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18802650 + ... + 18802657.

Almost surely, 2^150421228 is an apocalyptic number.

It is an amenable number.

150421228 is a deficient number, since it is larger than the sum of its proper divisors (112815928).

150421228 is a wasteful number, since it uses less digits than its factorization.

150421228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37605311 (or 37605309 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 150421228 is about 12264.6332191387. The cubic root of 150421228 is about 531.8261770298.

Adding to 150421228 its reverse (822124051), we get a palindrome (972545279).

The spelling of 150421228 in words is "one hundred fifty million, four hundred twenty-one thousand, two hundred twenty-eight".