541500042 has 8 divisors (see below), whose sum is σ = 1083000096. Its totient is φ = 180500012.

The previous prime is 541500023. The next prime is 541500067. The reversal of 541500042 is 240005145.

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

541500042 is an admirable number.

It is a super-4 number, since 4×541500042⁴ (a number of 36 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 541499991 and 541500018.

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, 45124998 + ... + 45125009.

It is an arithmetic number, because the mean of its divisors is an integer number (135375012).

Almost surely, 2^541500042 is an apocalyptic number.

541500042 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.

541500042 is a wasteful number, since it uses less digits than its factorization.

541500042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90250012.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 541500042 is about 23270.1534588838. The cubic root of 541500042 is about 815.0786138678.

Adding to 541500042 its reverse (240005145), we get a palindrome (781505187).

The spelling of 541500042 in words is "five hundred forty-one million, five hundred thousand, forty-two".