612393413 has 4 divisors (see below), whose sum is σ = 613383360. Its totient is φ = 611403468.

The previous prime is 612393407. The next prime is 612393451. The reversal of 612393413 is 314393216.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-612393413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 612393413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612393473) 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, 494045 + ... + 495282.

It is an arithmetic number, because the mean of its divisors is an integer number (153345840).

Almost surely, 2^612393413 is an apocalyptic number.

It is an amenable number.

612393413 is a deficient number, since it is larger than the sum of its proper divisors (989947).

612393413 is an equidigital number, since it uses as much as digits as its factorization.

612393413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989946.

The product of its digits is 11664, while the sum is 32.

The square root of 612393413 is about 24746.5838652530. The cubic root of 612393413 is about 849.2003612387.

The spelling of 612393413 in words is "six hundred twelve million, three hundred ninety-three thousand, four hundred thirteen".