220490698 has 4 divisors (see below), whose sum is σ = 330736050. Its totient is φ = 110245348.

The previous prime is 220490689. The next prime is 220490707. The reversal of 220490698 is 896094022.

220490698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (220490689) and next prime (220490707).

It can be written as a sum of positive squares in only one way, i.e., 219128809 + 1361889 = 14803^2 + 1167^2 .

It is a super-2 number, since 2×220490698² = 97232295809054408, which contains 22 as substring.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 220490698.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55122673 + ... + 55122676.

Almost surely, 2^220490698 is an apocalyptic number.

220490698 is a deficient number, since it is larger than the sum of its proper divisors (110245352).

220490698 is a wasteful number, since it uses less digits than its factorization.

220490698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110245351.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 220490698 is about 14848.9291869818. The cubic root of 220490698 is about 604.1295663010.

The spelling of 220490698 in words is "two hundred twenty million, four hundred ninety thousand, six hundred ninety-eight".