152246226 has 16 divisors (see below), whose sum is σ = 332173728. Its totient is φ = 46135200.

The previous prime is 152246209. The next prime is 152246261. The reversal of 152246226 is 622642251.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 152246193 and 152246202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153315 + ... + 1153446.

It is an arithmetic number, because the mean of its divisors is an integer number (20760858).

Almost surely, 2^152246226 is an apocalyptic number.

152246226 is an abundant number, since it is smaller than the sum of its proper divisors (179927502).

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

152246226 is a wasteful number, since it uses less digits than its factorization.

152246226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306777.

The product of its digits is 11520, while the sum is 30.

The square root of 152246226 is about 12338.8097481078. The cubic root of 152246226 is about 533.9683452739.

Adding to 152246226 its reverse (622642251), we get a palindrome (774888477).

The spelling of 152246226 in words is "one hundred fifty-two million, two hundred forty-six thousand, two hundred twenty-six".