150673644 has 144 divisors (see below), whose sum is σ = 441552384. Its totient is φ = 42873600.

The previous prime is 150673577. The next prime is 150673651. The reversal of 150673644 is 446376051.

It is a happy number.

150673644 is a `hidden beast` number, since 1 + 5 + 0 + 6 + 7 + 3 + 644 = 666.

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 = 150673599 and 150673608.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 646552 + ... + 646784.

It is an arithmetic number, because the mean of its divisors is an integer number (3066336).

Almost surely, 2^150673644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150673644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220776192).

150673644 is an abundant number, since it is smaller than the sum of its proper divisors (290878740).

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

150673644 is a wasteful number, since it uses less digits than its factorization.

150673644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 150673644 is about 12274.9193072704. The cubic root of 150673644 is about 532.1234897153.

The spelling of 150673644 in words is "one hundred fifty million, six hundred seventy-three thousand, six hundred forty-four".