3612712647 has 4 divisors (see below), whose sum is σ = 4816950200. Its totient is φ = 2408475096.

The previous prime is 3612712643. The next prime is 3612712657. The reversal of 3612712647 is 7462172163.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3612712647 - 2² = 3612712643 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3612712643) 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, 602118772 + ... + 602118777.

It is an arithmetic number, because the mean of its divisors is an integer number (1204237550).

Almost surely, 2^3612712647 is an apocalyptic number.

3612712647 is a deficient number, since it is larger than the sum of its proper divisors (1204237553).

3612712647 is a wasteful number, since it uses less digits than its factorization.

3612712647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204237552.

The product of its digits is 84672, while the sum is 39.

The square root of 3612712647 is about 60105.8453646565. The cubic root of 3612712647 is about 1534.4207863949.

The spelling of 3612712647 in words is "three billion, six hundred twelve million, seven hundred twelve thousand, six hundred forty-seven".