1422904 has 16 divisors (see below), whose sum is σ = 3049200. Its totient is φ = 609792.

The previous prime is 1422899. The next prime is 1422907. The reversal of 1422904 is 4092241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12649 + ... + 12760.

It is an arithmetic number, because the mean of its divisors is an integer number (190575).

2^1422904 is an apocalyptic number.

1422904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1422904 is an abundant number, since it is smaller than the sum of its proper divisors (1626296).

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

1422904 is a wasteful number, since it uses less digits than its factorization.

1422904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25422 (or 25418 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1422904 is about 1192.8553977746. The cubic root of 1422904 is about 112.4756556377.

The spelling of 1422904 in words is "one million, four hundred twenty-two thousand, nine hundred four".