220354532 has 12 divisors (see below), whose sum is σ = 394588656. Its totient is φ = 107614920.

The previous prime is 220354531. The next prime is 220354543. The reversal of 220354532 is 235453022.

220354532 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 2×220354532² = 97112239545878048, which contains 22 as substring.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (220354531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 640394 + ... + 640737.

It is an arithmetic number, because the mean of its divisors is an integer number (32882388).

Almost surely, 2^220354532 is an apocalyptic number.

It is an amenable number.

220354532 is a deficient number, since it is larger than the sum of its proper divisors (174234124).

220354532 is a wasteful number, since it uses less digits than its factorization.

220354532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281178 (or 1281176 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 220354532 is about 14844.3434344534. The cubic root of 220354532 is about 604.0051788220.

The spelling of 220354532 in words is "two hundred twenty million, three hundred fifty-four thousand, five hundred thirty-two".