612346452 has 12 divisors (see below), whose sum is σ = 1428808416. Its totient is φ = 204115480.

The previous prime is 612346403. The next prime is 612346453. The reversal of 612346452 is 254643216.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612346453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25514424 + ... + 25514447.

It is an arithmetic number, because the mean of its divisors is an integer number (119067368).

Almost surely, 2^612346452 is an apocalyptic number.

It is an amenable number.

612346452 is an abundant number, since it is smaller than the sum of its proper divisors (816461964).

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

612346452 is a wasteful number, since it uses less digits than its factorization.

612346452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51028878 (or 51028876 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 612346452 is about 24745.6350090273. The cubic root of 612346452 is about 849.1786538870.

Adding to 612346452 its reverse (254643216), we get a palindrome (866989668).

The spelling of 612346452 in words is "six hundred twelve million, three hundred forty-six thousand, four hundred fifty-two".