150044890 has 16 divisors (see below), whose sum is σ = 285968232. Its totient is φ = 56487424.

The previous prime is 150044887. The next prime is 150044891. The reversal of 150044890 is 98440051.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 117657409 + 32387481 = 10847^2 + 5691^2 .

It is a super-2 number, since 2×150044890² = 45026938030224200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (150044891) 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, 441139 + ... + 441478.

Almost surely, 2^150044890 is an apocalyptic number.

150044890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

150044890 is a deficient number, since it is larger than the sum of its proper divisors (135923342).

150044890 is a wasteful number, since it uses less digits than its factorization.

150044890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882641.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 150044890 is about 12249.2812034013. The cubic root of 150044890 is about 531.3822823528.

The spelling of 150044890 in words is "one hundred fifty million, forty-four thousand, eight hundred ninety".