2420001566 has 4 divisors (see below), whose sum is σ = 3630002352. Its totient is φ = 1210000782.

The previous prime is 2420001523. The next prime is 2420001569. The reversal of 2420001566 is 6651000242.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420001569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605000390 + ... + 605000393.

It is an arithmetic number, because the mean of its divisors is an integer number (907500588).

Almost surely, 2^2420001566 is an apocalyptic number.

2420001566 is a deficient number, since it is larger than the sum of its proper divisors (1210000786).

2420001566 is a wasteful number, since it uses less digits than its factorization.

2420001566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210000785.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2420001566 is about 49193.5114217312. The cubic root of 2420001566 is about 1342.5749785139.

The spelling of 2420001566 in words is "two billion, four hundred twenty million, one thousand, five hundred sixty-six".