2421427651 has 8 divisors (see below), whose sum is σ = 2488475808. Its totient is φ = 2354760000.

The previous prime is 2421427633. The next prime is 2421427663. The reversal of 2421427651 is 1567241242.

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 2421427651 - 2¹⁹ = 2420903363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421422651) 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, 82200 + ... + 107701.

It is an arithmetic number, because the mean of its divisors is an integer number (311059476).

Almost surely, 2^2421427651 is an apocalyptic number.

2421427651 is a deficient number, since it is larger than the sum of its proper divisors (67048157).

2421427651 is a wasteful number, since it uses less digits than its factorization.

2421427651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190253.

The product of its digits is 26880, while the sum is 34.

The square root of 2421427651 is about 49208.0039322873. The cubic root of 2421427651 is about 1342.8386491520.

Adding to 2421427651 its reverse (1567241242), we get a palindrome (3988668893).

The spelling of 2421427651 in words is "two billion, four hundred twenty-one million, four hundred twenty-seven thousand, six hundred fifty-one".