3702001 has 4 divisors (see below), whose sum is σ = 3717604. Its totient is φ = 3686400.

The previous prime is 3701983. The next prime is 3702007. The reversal of 3702001 is 1002073.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2808976 + 893025 = 1676^2 + 945^2 .

It is a 4-Lehmer number, since φ(3702001) divides (3702001-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 3702001 - 2⁵ = 3701969 is a prime.

It is a super-2 number, since 2×3702001² = 27409622808002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3702007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7440 + ... + 7921.

It is an arithmetic number, because the mean of its divisors is an integer number (929401).

Almost surely, 2^3702001 is an apocalyptic number.

It is an amenable number.

3702001 is a deficient number, since it is larger than the sum of its proper divisors (15603).

3702001 is a wasteful number, since it uses less digits than its factorization.

3702001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15602.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 3702001 is about 1924.0584710450. The cubic root of 3702001 is about 154.6959144013.

Adding to 3702001 its reverse (1002073), we get a palindrome (4704074).

The spelling of 3702001 in words is "three million, seven hundred two thousand, one".