162658042 has 8 divisors (see below), whose sum is σ = 252400500. Its totient is φ = 78524544.

The previous prime is 162658037. The next prime is 162658049. The reversal of 162658042 is 240856261.

It can be written as a sum of positive squares in 2 ways, for example, as 152992161 + 9665881 = 12369^2 + 3109^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 162657989 and 162658007.

It is not an unprimeable number, because it can be changed into a prime (162658049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1402167 + ... + 1402282.

Almost surely, 2^162658042 is an apocalyptic number.

162658042 is a deficient number, since it is larger than the sum of its proper divisors (89742458).

162658042 is a wasteful number, since it uses less digits than its factorization.

162658042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804480.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 162658042 is about 12753.7461947461. The cubic root of 162658042 is about 545.8732928395.

The spelling of 162658042 in words is "one hundred sixty-two million, six hundred fifty-eight thousand, forty-two".