220340396 has 24 divisors (see below), whose sum is σ = 395747520. Its totient is φ = 107280000.

The previous prime is 220340389. The next prime is 220340399. The reversal of 220340396 is 693043022.

It is not an unprimeable number, because it can be changed into a prime (220340399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122270 + ... + 124058.

It is an arithmetic number, because the mean of its divisors is an integer number (16489480).

Almost surely, 2^220340396 is an apocalyptic number.

It is an amenable number.

220340396 is a deficient number, since it is larger than the sum of its proper divisors (175407124).

220340396 is a wasteful number, since it uses less digits than its factorization.

220340396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2585 (or 2583 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 220340396 is about 14843.8672858524. The cubic root of 220340396 is about 603.9922626671.

The spelling of 220340396 in words is "two hundred twenty million, three hundred forty thousand, three hundred ninety-six".