150446021 has 8 divisors (see below), whose sum is σ = 166573344. Its totient is φ = 134727120.

The previous prime is 150446017. The next prime is 150446027. The reversal of 150446021 is 120644051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 150446021 - 2² = 150446017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150446027) 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, 101330 + ... + 102803.

It is an arithmetic number, because the mean of its divisors is an integer number (20821668).

Almost surely, 2^150446021 is an apocalyptic number.

150446021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

150446021 is a deficient number, since it is larger than the sum of its proper divisors (16127323).

150446021 is a wasteful number, since it uses less digits than its factorization.

150446021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204211.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 150446021 is about 12265.6439292848. The cubic root of 150446021 is about 531.8553946303.

The spelling of 150446021 in words is "one hundred fifty million, four hundred forty-six thousand, twenty-one".