150731226 has 32 divisors (see below), whose sum is σ = 336571200. Its totient is φ = 50001840.

The previous prime is 150731219. The next prime is 150731291. The reversal of 150731226 is 622137051.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 150731226.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4780 + ... + 18008.

It is an arithmetic number, because the mean of its divisors is an integer number (10517850).

Almost surely, 2^150731226 is an apocalyptic number.

150731226 is an abundant number, since it is smaller than the sum of its proper divisors (185839974).

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

150731226 is a wasteful number, since it uses less digits than its factorization.

150731226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13451 (or 13445 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 150731226 is about 12277.2645976211. The cubic root of 150731226 is about 532.1912671791.

Adding to 150731226 its reverse (622137051), we get a palindrome (772868277).

The spelling of 150731226 in words is "one hundred fifty million, seven hundred thirty-one thousand, two hundred twenty-six".