542512104 has 16 divisors (see below), whose sum is σ = 1356280320. Its totient is φ = 180837360.

The previous prime is 542512099. The next prime is 542512127. The reversal of 542512104 is 401215245.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 22604671 = 542512104 / (5 + 4 + 2 + 5 + 1 + 2 + 1 + 0 + 4).

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, 11302312 + ... + 11302359.

It is an arithmetic number, because the mean of its divisors is an integer number (84767520).

Almost surely, 2^542512104 is an apocalyptic number.

It is an amenable number.

542512104 is an abundant number, since it is smaller than the sum of its proper divisors (813768216).

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

542512104 is a wasteful number, since it uses less digits than its factorization.

542512104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22604680 (or 22604676 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 542512104 is about 23291.8892320911. The cubic root of 542512104 is about 815.5860910257.

Adding to 542512104 its reverse (401215245), we get a palindrome (943727349).

The spelling of 542512104 in words is "five hundred forty-two million, five hundred twelve thousand, one hundred four".