220465426 has 8 divisors (see below), whose sum is σ = 333972684. Its totient is φ = 109141200.

The previous prime is 220465393. The next prime is 220465439. The reversal of 220465426 is 624564022.

It can be written as a sum of positive squares in 2 ways, for example, as 209236225 + 11229201 = 14465^2 + 3351^2 .

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

It is a super-2 number, since 2×220465426² = 97210008122722952, 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, 545505 + ... + 545908.

Almost surely, 2^220465426 is an apocalyptic number.

220465426 is a deficient number, since it is larger than the sum of its proper divisors (113507258).

220465426 is a wasteful number, since it uses less digits than its factorization.

220465426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091516.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 220465426 is about 14848.0781921433. The cubic root of 220465426 is about 604.1064842302.

It can be divided in two parts, 22046 and 5426, that added together give a palindrome (27472).

The spelling of 220465426 in words is "two hundred twenty million, four hundred sixty-five thousand, four hundred twenty-six".