1422600 has 48 divisors (see below), whose sum is σ = 4411920. Its totient is φ = 379200.

The previous prime is 1422599. The next prime is 1422601. The reversal of 1422600 is 62241.

It is an interprime number because it is at equal distance from previous prime (1422599) and next prime (1422601).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1422600.

It is not an unprimeable number, because it can be changed into a prime (1422601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 586 + ... + 1785.

It is an arithmetic number, because the mean of its divisors is an integer number (91915).

2^1422600 is an apocalyptic number.

1422600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422600 is an abundant number, since it is smaller than the sum of its proper divisors (2989320).

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

1422600 is a wasteful number, since it uses less digits than its factorization.

1422600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390 (or 2381 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1422600 is about 1192.7279656317. The cubic root of 1422600 is about 112.4676450166.

Adding to 1422600 its reverse (62241), we get a palindrome (1484841).

The spelling of 1422600 in words is "one million, four hundred twenty-two thousand, six hundred".