612242541 has 12 divisors (see below), whose sum is σ = 889648032. Its totient is φ = 405716616.

The previous prime is 612242531. The next prime is 612242569. The reversal of 612242541 is 145242216.

612242541 is a `hidden beast` number, since 61 + 22 + 42 + 541 = 666.

612242541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 612242541 - 2¹⁰ = 612241517 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612242531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202171 + ... + 205176.

It is an arithmetic number, because the mean of its divisors is an integer number (74137336).

Almost surely, 2^612242541 is an apocalyptic number.

It is an amenable number.

612242541 is a deficient number, since it is larger than the sum of its proper divisors (277405491).

612242541 is a wasteful number, since it uses less digits than its factorization.

612242541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407520 (or 407517 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 612242541 is about 24743.5353375382. The cubic root of 612242541 is about 849.1306179021.

Adding to 612242541 its reverse (145242216), we get a palindrome (757484757).

The spelling of 612242541 in words is "six hundred twelve million, two hundred forty-two thousand, five hundred forty-one".