220261336 has 32 divisors (see below), whose sum is σ = 417960000. Its totient is φ = 108814336.

The previous prime is 220261331. The next prime is 220261343. The reversal of 220261336 is 633162022.

It is a happy number.

220261336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×220261336² = 97030112273009792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220261336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220261331) 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, 305985 + ... + 306703.

It is an arithmetic number, because the mean of its divisors is an integer number (13061250).

Almost surely, 2^220261336 is an apocalyptic number.

It is an amenable number.

220261336 is a deficient number, since it is larger than the sum of its proper divisors (197698664).

220261336 is a wasteful number, since it uses less digits than its factorization.

220261336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 220261336 is about 14841.2039942856. The cubic root of 220261336 is about 603.9200148459.

The spelling of 220261336 in words is "two hundred twenty million, two hundred sixty-one thousand, three hundred thirty-six".