3602421 has 16 divisors (see below), whose sum is σ = 5569920. Its totient is φ = 2296800.

The previous prime is 3602393. The next prime is 3602437. The reversal of 3602421 is 1242063.

It is a happy number.

It is not a de Polignac number, because 3602421 - 2¹⁵ = 3569653 is a prime.

It is a super-2 number, since 2×3602421² = 25954874122482, which contains 22 as substring.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 3602394 and 3602403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3602441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2280 + ... + 3521.

It is an arithmetic number, because the mean of its divisors is an integer number (348120).

Almost surely, 2^3602421 is an apocalyptic number.

It is an amenable number.

3602421 is a deficient number, since it is larger than the sum of its proper divisors (1967499).

3602421 is a wasteful number, since it uses less digits than its factorization.

3602421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5833 (or 5827 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3602421 is about 1898.0044783930. The cubic root of 3602421 is about 153.2962349863.

Adding to 3602421 its reverse (1242063), we get a palindrome (4844484).

The spelling of 3602421 in words is "three million, six hundred two thousand, four hundred twenty-one".