1422576 has 80 divisors (see below), whose sum is σ = 4240800. Its totient is φ = 456192.

The previous prime is 1422563. The next prime is 1422583. The reversal of 1422576 is 6752241.

1422576 = T₄₃ + T₄₄ + ... + T₂₀₄.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15940 + ... + 16028.

It is an arithmetic number, because the mean of its divisors is an integer number (53010).

2^1422576 is an apocalyptic number.

1422576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2120400).

1422576 is an abundant number, since it is smaller than the sum of its proper divisors (2818224).

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

1422576 is a wasteful number, since it uses less digits than its factorization.

1422576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 131 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 1422576 is about 1192.7179046195. The cubic root of 1422576 is about 112.4670125505.

The spelling of 1422576 in words is "one million, four hundred twenty-two thousand, five hundred seventy-six".