2420251667 has 8 divisors (see below), whose sum is σ = 2444913120. Its totient is φ = 2395612800.

The previous prime is 2420251651. The next prime is 2420251703. The reversal of 2420251667 is 7661520242.

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 2420251667 - 2⁴ = 2420251651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2420251367) 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, 284309 + ... + 292697.

It is an arithmetic number, because the mean of its divisors is an integer number (305614140).

Almost surely, 2^2420251667 is an apocalyptic number.

2420251667 is a deficient number, since it is larger than the sum of its proper divisors (24661453).

2420251667 is a wasteful number, since it uses less digits than its factorization.

2420251667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11293.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 2420251667 is about 49196.0533681311. The cubic root of 2420251667 is about 1342.6212274893.

The spelling of 2420251667 in words is "two billion, four hundred twenty million, two hundred fifty-one thousand, six hundred sixty-seven".