3601456021 has 8 divisors (see below), whose sum is σ = 3622379264. Its totient is φ = 3580575840.

The previous prime is 3601455997. The next prime is 3601456039. The reversal of 3601456021 is 1206541063.

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

It is a cyclic number.

It is not a de Polignac number, because 3601456021 - 2¹⁵ = 3601423253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3601456421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165241 + ... + 185761.

It is an arithmetic number, because the mean of its divisors is an integer number (452797408).

Almost surely, 2^3601456021 is an apocalyptic number.

It is an amenable number.

3601456021 is a deficient number, since it is larger than the sum of its proper divisors (20923243).

3601456021 is a wasteful number, since it uses less digits than its factorization.

3601456021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21531.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 3601456021 is about 60012.1322817312. The cubic root of 3601456021 is about 1532.8254596457.

Adding to 3601456021 its reverse (1206541063), we get a palindrome (4807997084).

The spelling of 3601456021 in words is "three billion, six hundred one million, four hundred fifty-six thousand, twenty-one".