2420874 has 32 divisors (see below), whose sum is σ = 5437440. Its totient is φ = 798336.

The previous prime is 2420867. The next prime is 2420879. The reversal of 2420874 is 4780242.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (2420879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6682 + ... + 7034.

It is an arithmetic number, because the mean of its divisors is an integer number (169920).

2^2420874 is an apocalyptic number.

2420874 is an abundant number, since it is smaller than the sum of its proper divisors (3016566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2420874 is a wasteful number, since it uses less digits than its factorization.

2420874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 485 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 2420874 is about 1555.9158074909. The cubic root of 2420874 is about 134.2736296224.

The spelling of 2420874 in words is "two million, four hundred twenty thousand, eight hundred seventy-four".