3641251 has 4 divisors (see below), whose sum is σ = 3730104. Its totient is φ = 3552400.

The previous prime is 3641243. The next prime is 3641263. The reversal of 3641251 is 1521463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1521463 = 19 ⋅80077.

It is a cyclic number.

It is not a de Polignac number, because 3641251 - 2³ = 3641243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3641201) 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, 44365 + ... + 44446.

It is an arithmetic number, because the mean of its divisors is an integer number (932526).

Almost surely, 2^3641251 is an apocalyptic number.

3641251 is a deficient number, since it is larger than the sum of its proper divisors (88853).

3641251 is an equidigital number, since it uses as much as digits as its factorization.

3641251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88852.

The product of its digits is 720, while the sum is 22.

The square root of 3641251 is about 1908.2062257523. The cubic root of 3641251 is about 153.8450541396.

It can be divided in two parts, 36412 and 51, that added together give a palindrome (36463).

The spelling of 3641251 in words is "three million, six hundred forty-one thousand, two hundred fifty-one".