220541534 has 8 divisors (see below), whose sum is σ = 339753288. Its totient is φ = 107290440.

The previous prime is 220541521. The next prime is 220541537. The reversal of 220541534 is 435145022.

It is a happy number.

220541534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×220541534³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220541537) 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, 1490072 + ... + 1490219.

It is an arithmetic number, because the mean of its divisors is an integer number (42469161).

Almost surely, 2^220541534 is an apocalyptic number.

220541534 is a deficient number, since it is larger than the sum of its proper divisors (119211754).

220541534 is a wasteful number, since it uses less digits than its factorization.

220541534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980330.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 220541534 is about 14850.6408615925. The cubic root of 220541534 is about 604.1759917979.

Adding to 220541534 its reverse (435145022), we get a palindrome (655686556).

The spelling of 220541534 in words is "two hundred twenty million, five hundred forty-one thousand, five hundred thirty-four".