2922406 has 16 divisors (see below), whose sum is σ = 4511664. Its totient is φ = 1419264.

The previous prime is 2922391. The next prime is 2922407. The reversal of 2922406 is 6042292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2922407) 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, 15046 + ... + 15238.

It is an arithmetic number, because the mean of its divisors is an integer number (281979).

2^2922406 is an apocalyptic number.

2922406 is a deficient number, since it is larger than the sum of its proper divisors (1589258).

2922406 is a wasteful number, since it uses less digits than its factorization.

2922406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2922406 is about 1709.5046066039. The cubic root of 2922406 is about 142.9706363821.

Adding to 2922406 its reverse (6042292), we get a palindrome (8964698).

The spelling of 2922406 in words is "two million, nine hundred twenty-two thousand, four hundred six".