220180542 has 8 divisors (see below), whose sum is σ = 440361096. Its totient is φ = 73393512.

The previous prime is 220180529. The next prime is 220180553. The reversal of 220180542 is 245081022.

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

220180542 is an admirable number.

It is a congruent number.

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, 18348373 + ... + 18348384.

It is an arithmetic number, because the mean of its divisors is an integer number (55045137).

Almost surely, 2^220180542 is an apocalyptic number.

220180542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220180542 is a wasteful number, since it uses less digits than its factorization.

220180542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36696762.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 220180542 is about 14838.4817956555. The cubic root of 220180542 is about 603.8461645707.

The spelling of 220180542 in words is "two hundred twenty million, one hundred eighty thousand, five hundred forty-two".