612541072 has 40 divisors (see below), whose sum is σ = 1394285760. Its totient is φ = 257009280.

The previous prime is 612541067. The next prime is 612541073. The reversal of 612541072 is 270145216.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 612541072.

It is not an unprimeable number, because it can be changed into a prime (612541073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131572 + ... + 136147.

It is an arithmetic number, because the mean of its divisors is an integer number (34857144).

Almost surely, 2^612541072 is an apocalyptic number.

It is an amenable number.

612541072 is an abundant number, since it is smaller than the sum of its proper divisors (781744688).

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

612541072 is a wasteful number, since it uses less digits than its factorization.

612541072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267751 (or 267745 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 612541072 is about 24749.5671073253. The cubic root of 612541072 is about 849.2686082167.

Adding to 612541072 its reverse (270145216), we get a palindrome (882686288).

It can be divided in two parts, 61254 and 1072, that added together give a palindrome (62326).

The spelling of 612541072 in words is "six hundred twelve million, five hundred forty-one thousand, seventy-two".