3729001 has 4 divisors (see below), whose sum is σ = 3948372. Its totient is φ = 3509632.

The previous prime is 3728987. The next prime is 3729007. The reversal of 3729001 is 1009273.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1009273 = 17 ⋅59369.

It can be written as a sum of positive squares in 2 ways, for example, as 2624400 + 1104601 = 1620^2 + 1051^2 .

It is a cyclic number.

It is not a de Polignac number, because 3729001 - 2⁵ = 3728969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3729007) 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, 109660 + ... + 109693.

It is an arithmetic number, because the mean of its divisors is an integer number (987093).

Almost surely, 2^3729001 is an apocalyptic number.

It is an amenable number.

3729001 is a deficient number, since it is larger than the sum of its proper divisors (219371).

3729001 is a wasteful number, since it uses less digits than its factorization.

3729001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219370.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 3729001 is about 1931.0621429669. The cubic root of 3729001 is about 155.0710877527.

The spelling of 3729001 in words is "three million, seven hundred twenty-nine thousand, one".