2420771 has 8 divisors (see below), whose sum is σ = 2608320. Its totient is φ = 2239272.

The previous prime is 2420767. The next prime is 2420779. The reversal of 2420771 is 1770242.

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 2420771 - 2² = 2420767 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2420779) 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, 665 + ... + 2298.

It is an arithmetic number, because the mean of its divisors is an integer number (326040).

2^2420771 is an apocalyptic number.

2420771 is a deficient number, since it is larger than the sum of its proper divisors (187549).

2420771 is a wasteful number, since it uses less digits than its factorization.

2420771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3025.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 2420771 is about 1555.8827076615. The cubic root of 2420771 is about 134.2717252991.

The spelling of 2420771 in words is "two million, four hundred twenty thousand, seven hundred seventy-one".