162638098 has 16 divisors (see below), whose sum is σ = 279155520. Its totient is φ = 69615216.

The previous prime is 162638089. The next prime is 162638101. The reversal of 162638098 is 890836261.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5133 + ... + 18751.

It is an arithmetic number, because the mean of its divisors is an integer number (17447220).

Almost surely, 2^162638098 is an apocalyptic number.

162638098 is a deficient number, since it is larger than the sum of its proper divisors (116517422).

162638098 is a wasteful number, since it uses less digits than its factorization.

162638098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14481.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 162638098 is about 12752.9642828638. The cubic root of 162638098 is about 545.8509815296.

The spelling of 162638098 in words is "one hundred sixty-two million, six hundred thirty-eight thousand, ninety-eight".