3729597697 has 8 divisors (see below), whose sum is σ = 4295960576. Its totient is φ = 3171625632.

The previous prime is 3729597689. The next prime is 3729597709. The reversal of 3729597697 is 7967959273.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3729597697 - 2³ = 3729597689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3729597607) 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, 2096748 + ... + 2098525.

It is an arithmetic number, because the mean of its divisors is an integer number (536995072).

Almost surely, 2^3729597697 is an apocalyptic number.

It is an amenable number.

3729597697 is a deficient number, since it is larger than the sum of its proper divisors (566362879).

3729597697 is a wasteful number, since it uses less digits than its factorization.

3729597697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195407.

The product of its digits is 45008460, while the sum is 64.

The square root of 3729597697 is about 61070.4322647220. The cubic root of 3729597697 is about 1550.7935855751.

The spelling of 3729597697 in words is "three billion, seven hundred twenty-nine million, five hundred ninety-seven thousand, six hundred ninety-seven".