150551442 has 12 divisors (see below), whose sum is σ = 326194830. Its totient is φ = 50183808.

The previous prime is 150551437. The next prime is 150551449. The reversal of 150551442 is 244155051.

It can be written as a sum of positive squares in only one way, i.e., 127712601 + 22838841 = 11301^2 + 4779^2 .

It is not an unprimeable number, because it can be changed into a prime (150551449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4181967 + ... + 4182002.

Almost surely, 2^150551442 is an apocalyptic number.

150551442 is an abundant number, since it is smaller than the sum of its proper divisors (175643388).

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

150551442 is a wasteful number, since it uses less digits than its factorization.

150551442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8363977 (or 8363974 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 150551442 is about 12269.9405866532. The cubic root of 150551442 is about 531.9795934095.

The spelling of 150551442 in words is "one hundred fifty million, five hundred fifty-one thousand, four hundred forty-two".