3620201 has 8 divisors (see below), whose sum is σ = 4128264. Its totient is φ = 3144960.

The previous prime is 3620161. The next prime is 3620207. The reversal of 3620201 is 1020263.

3620201 = T₃₅₁ + T₃₅₂ + ... + T₄₀₁.

It can be written as a sum of positive squares in 4 ways, for example, as 6400 + 3613801 = 80^2 + 1901^2 .

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

It is not a de Polignac number, because 3620201 - 2¹⁸ = 3358057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3620207) 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, 7970 + ... + 8411.

It is an arithmetic number, because the mean of its divisors is an integer number (516033).

Almost surely, 2^3620201 is an apocalyptic number.

It is an amenable number.

3620201 is a deficient number, since it is larger than the sum of its proper divisors (508063).

3620201 is a wasteful number, since it uses less digits than its factorization.

3620201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16411.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 3620201 is about 1902.6825799381. The cubic root of 3620201 is about 153.5480226195.

Adding to 3620201 its reverse (1020263), we get a palindrome (4640464).

The spelling of 3620201 in words is "three million, six hundred twenty thousand, two hundred one".