2402421547 has 8 divisors (see below), whose sum is σ = 2414891520. Its totient is φ = 2389972200.

The previous prime is 2402421523. The next prime is 2402421587. The reversal of 2402421547 is 7451242042.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2402421547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2402421587) 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, 263922 + ... + 272872.

It is an arithmetic number, because the mean of its divisors is an integer number (301861440).

Almost surely, 2^2402421547 is an apocalyptic number.

2402421547 is a deficient number, since it is larger than the sum of its proper divisors (12469973).

2402421547 is a wasteful number, since it uses less digits than its factorization.

2402421547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10313.

The product of its (nonzero) digits is 17920, while the sum is 31.

The square root of 2402421547 is about 49014.5034352078. The cubic root of 2402421547 is about 1339.3160441787.

Adding to 2402421547 its reverse (7451242042), we get a palindrome (9853663589).

The spelling of 2402421547 in words is "two billion, four hundred two million, four hundred twenty-one thousand, five hundred forty-seven".