162428619 has 8 divisors (see below), whose sum is σ = 216645840. Its totient is φ = 108248576.

The previous prime is 162428611. The next prime is 162428621. The reversal of 162428619 is 916824261.

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

It is a cyclic number.

It is not a de Polignac number, because 162428619 - 2³ = 162428611 is a prime.

It is a super-2 number, since 2×162428619² = 52766112540494322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (162428611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3367 + ... + 18335.

It is an arithmetic number, because the mean of its divisors is an integer number (27080730).

Almost surely, 2^162428619 is an apocalyptic number.

162428619 is a deficient number, since it is larger than the sum of its proper divisors (54217221).

162428619 is a wasteful number, since it uses less digits than its factorization.

162428619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18589.

The product of its digits is 41472, while the sum is 39.

The square root of 162428619 is about 12744.7486832813. The cubic root of 162428619 is about 545.6165275560.

The spelling of 162428619 in words is "one hundred sixty-two million, four hundred twenty-eight thousand, six hundred nineteen".