152226819 has 6 divisors (see below), whose sum is σ = 219883196. Its totient is φ = 101484540.

The previous prime is 152226817. The next prime is 152226839. The reversal of 152226819 is 918622251.

It is not a de Polignac number, because 152226819 - 2¹ = 152226817 is a prime.

It is a super-2 number, since 2×152226819² = 46346008845717522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152226817) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8457037 + ... + 8457054.

Almost surely, 2^152226819 is an apocalyptic number.

152226819 is a deficient number, since it is larger than the sum of its proper divisors (67656377).

152226819 is a wasteful number, since it uses less digits than its factorization.

152226819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16914097 (or 16914094 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 152226819 is about 12338.0233019718. The cubic root of 152226819 is about 533.9456557919.

The spelling of 152226819 in words is "one hundred fifty-two million, two hundred twenty-six thousand, eight hundred nineteen".