220949132 has 12 divisors (see below), whose sum is σ = 403472496. Its totient is φ = 105671280.

The previous prime is 220949129. The next prime is 220949143. The reversal of 220949132 is 231949022.

220949132 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-3 number, since 3×220949132³ (a number of 26 digits) contains 333 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, 1200719 + ... + 1200902.

It is an arithmetic number, because the mean of its divisors is an integer number (33622708).

Almost surely, 2^220949132 is an apocalyptic number.

It is an amenable number.

220949132 is a deficient number, since it is larger than the sum of its proper divisors (182523364).

220949132 is a wasteful number, since it uses less digits than its factorization.

220949132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2401648 (or 2401646 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 220949132 is about 14864.3577728740. The cubic root of 220949132 is about 604.5479691551.

The spelling of 220949132 in words is "two hundred twenty million, nine hundred forty-nine thousand, one hundred thirty-two".