156146226 has 8 divisors (see below), whose sum is σ = 312292464. Its totient is φ = 52048740.

The previous prime is 156146213. The next prime is 156146251. The reversal of 156146226 is 622641651.

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

156146226 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 13012180 + ... + 13012191.

It is an arithmetic number, because the mean of its divisors is an integer number (39036558).

Almost surely, 2^156146226 is an apocalyptic number.

156146226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

156146226 is a wasteful number, since it uses less digits than its factorization.

156146226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26024376.

The product of its digits is 17280, while the sum is 33.

The square root of 156146226 is about 12495.8483505523. The cubic root of 156146226 is about 538.4894064708.

Adding to 156146226 its reverse (622641651), we get a palindrome (778787877).

The spelling of 156146226 in words is "one hundred fifty-six million, one hundred forty-six thousand, two hundred twenty-six".