2422845 has 32 divisors (see below), whose sum is σ = 4371840. Its totient is φ = 1272960.

The previous prime is 2422837. The next prime is 2422873. The reversal of 2422845 is 5482242.

It is a happy number.

It is not a de Polignac number, because 2422845 - 2³ = 2422837 is a prime.

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

2422845 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17617 + ... + 17753.

It is an arithmetic number, because the mean of its divisors is an integer number (136620).

2^2422845 is an apocalyptic number.

It is an amenable number.

2422845 is a deficient number, since it is larger than the sum of its proper divisors (1948995).

2422845 is a wasteful number, since it uses less digits than its factorization.

2422845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 276 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 2422845 is about 1556.5490676493. The cubic root of 2422845 is about 134.3100602024.

The spelling of 2422845 in words is "two million, four hundred twenty-two thousand, eight hundred forty-five".