220403342 has 8 divisors (see below), whose sum is σ = 344979216. Its totient is φ = 105410272.

The previous prime is 220403329. The next prime is 220403353. The reversal of 220403342 is 243304022.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2395643 + ... + 2395734.

It is an arithmetic number, because the mean of its divisors is an integer number (43122402).

Almost surely, 2^220403342 is an apocalyptic number.

220403342 is a deficient number, since it is larger than the sum of its proper divisors (124575874).

220403342 is a wasteful number, since it uses less digits than its factorization.

220403342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791402.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 220403342 is about 14845.9874040092. The cubic root of 220403342 is about 604.0497725895.

Adding to 220403342 its reverse (243304022), we get a palindrome (463707364).

The spelling of 220403342 in words is "two hundred twenty million, four hundred three thousand, three hundred forty-two".