2420686 has 8 divisors (see below), whose sum is σ = 3663504. Its totient is φ = 1199520.

The previous prime is 2420633. The next prime is 2420687. The reversal of 2420686 is 6860242.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5130 + ... + 5581.

It is an arithmetic number, because the mean of its divisors is an integer number (457938).

2^2420686 is an apocalyptic number.

2420686 is a deficient number, since it is larger than the sum of its proper divisors (1242818).

2420686 is a wasteful number, since it uses less digits than its factorization.

2420686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10826.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2420686 is about 1555.8553917379. The cubic root of 2420686 is about 134.2701537295.

The spelling of 2420686 in words is "two million, four hundred twenty thousand, six hundred eighty-six".