220201738 has 8 divisors (see below), whose sum is σ = 330502788. Its totient is φ = 110034144.

The previous prime is 220201733. The next prime is 220201741. The reversal of 220201738 is 837102022.

220201738 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 210917529 + 9284209 = 14523^2 + 3047^2 .

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

It is not an unprimeable number, because it can be changed into a prime (220201733) 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, 29131 + ... + 35902.

Almost surely, 2^220201738 is an apocalyptic number.

220201738 is a deficient number, since it is larger than the sum of its proper divisors (110301050).

220201738 is a wasteful number, since it uses less digits than its factorization.

220201738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66728.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 220201738 is about 14839.1960024794. The cubic root of 220201738 is about 603.8655406586.

The spelling of 220201738 in words is "two hundred twenty million, two hundred one thousand, seven hundred thirty-eight".