2453332021 has 8 divisors (see below), whose sum is σ = 2824274880. Its totient is φ = 2087505888.

The previous prime is 2453331983. The next prime is 2453332061. The reversal of 2453332021 is 1202333542.

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 2453332021 - 2³¹ = 305848373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2453332061) 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, 1278151 + ... + 1280068.

It is an arithmetic number, because the mean of its divisors is an integer number (353034360).

Almost surely, 2^2453332021 is an apocalyptic number.

It is an amenable number.

2453332021 is a deficient number, since it is larger than the sum of its proper divisors (370942859).

2453332021 is a wasteful number, since it uses less digits than its factorization.

2453332021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2558363.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2453332021 is about 49531.1217417898. The cubic root of 2453332021 is about 1348.7106154491.

Adding to 2453332021 its reverse (1202333542), we get a palindrome (3655665563).

The spelling of 2453332021 in words is "two billion, four hundred fifty-three million, three hundred thirty-two thousand, twenty-one".