218119542 has 8 divisors (see below), whose sum is σ = 436239096. Its totient is φ = 72706512.

The previous prime is 218119541. The next prime is 218119567. The reversal of 218119542 is 245911812.

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

218119542 is an admirable number.

It is a super-2 number, since 2×218119542² = 95152269204579528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (218119541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18176623 + ... + 18176634.

It is an arithmetic number, because the mean of its divisors is an integer number (54529887).

Almost surely, 2^218119542 is an apocalyptic number.

218119542 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.

218119542 is a wasteful number, since it uses less digits than its factorization.

218119542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36353262.

The product of its digits is 5760, while the sum is 33.

The square root of 218119542 is about 14768.8707083514. The cubic root of 218119542 is about 601.9561543914.

The spelling of 218119542 in words is "two hundred eighteen million, one hundred nineteen thousand, five hundred forty-two".