3601725739 has 4 divisors (see below), whose sum is σ = 3604725880. Its totient is φ = 3598725600.

The previous prime is 3601725737. The next prime is 3601725833. The reversal of 3601725739 is 9375271063.

It is a happy number.

3601725739 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3601725739 - 2¹ = 3601725737 is a prime.

It is a super-2 number, since 2×3601725739² = 25944856597950192242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3601725695 and 3601725704.

It is not an unprimeable number, because it can be changed into a prime (3601725737) 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, 1498269 + ... + 1500670.

It is an arithmetic number, because the mean of its divisors is an integer number (901181470).

Almost surely, 2^3601725739 is an apocalyptic number.

3601725739 is a deficient number, since it is larger than the sum of its proper divisors (3000141).

3601725739 is a wasteful number, since it uses less digits than its factorization.

3601725739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000140.

The product of its (nonzero) digits is 238140, while the sum is 43.

The square root of 3601725739 is about 60014.3794352653. The cubic root of 3601725739 is about 1532.8637238269.

The spelling of 3601725739 in words is "three billion, six hundred one million, seven hundred twenty-five thousand, seven hundred thirty-nine".