20068498 has 8 divisors (see below), whose sum is σ = 30401100. Its totient is φ = 9934800.

The previous prime is 20068471. The next prime is 20068511. The reversal of 20068498 is 89486002.

It can be written as a sum of positive squares in 2 ways, for example, as 15389929 + 4678569 = 3923^2 + 2163^2 .

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

It is a super-2 number, since 2×20068498² = 805489223952008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49473 + ... + 49876.

Almost surely, 2^20068498 is an apocalyptic number.

20068498 is a deficient number, since it is larger than the sum of its proper divisors (10332602).

20068498 is a wasteful number, since it uses less digits than its factorization.

20068498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99452.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 20068498 is about 4479.7877181849. The cubic root of 20068498 is about 271.7512955170.

The spelling of 20068498 in words is "twenty million, sixty-eight thousand, four hundred ninety-eight".