1422264 has 32 divisors (see below), whose sum is σ = 3744000. Its totient is φ = 448992.

The previous prime is 1422257. The next prime is 1422277. The reversal of 1422264 is 4622241.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1422264.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1104 + ... + 2015.

It is an arithmetic number, because the mean of its divisors is an integer number (117000).

2^1422264 is an apocalyptic number.

It is an amenable number.

1422264 is an abundant number, since it is smaller than the sum of its proper divisors (2321736).

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

1422264 is a wasteful number, since it uses less digits than its factorization.

1422264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3147 (or 3143 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 1422264 is about 1192.5871037371. The cubic root of 1422264 is about 112.4587898443.

The spelling of 1422264 in words is "one million, four hundred twenty-two thousand, two hundred sixty-four".