612535542 has 8 divisors (see below), whose sum is σ = 1225071096. Its totient is φ = 204178512.

The previous prime is 612535501. The next prime is 612535571. The reversal of 612535542 is 245535216.

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

612535542 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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, 51044623 + ... + 51044634.

It is an arithmetic number, because the mean of its divisors is an integer number (153133887).

Almost surely, 2^612535542 is an apocalyptic number.

612535542 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.

612535542 is a wasteful number, since it uses less digits than its factorization.

612535542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102089262.

The product of its digits is 36000, while the sum is 33.

The square root of 612535542 is about 24749.4553879474. The cubic root of 612535542 is about 849.2660524863.

It can be divided in two parts, 61253 and 5542, that added together give a triangular number (66795 = T₃₆₅).

The spelling of 612535542 in words is "six hundred twelve million, five hundred thirty-five thousand, five hundred forty-two".