1422464 has 16 divisors (see below), whose sum is σ = 2834070. Its totient is φ = 711168.

The previous prime is 1422461. The next prime is 1422469. The reversal of 1422464 is 4642241.

It can be written as a sum of positive squares in only one way, i.e., 1420864 + 1600 = 1192^2 + 40^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an Ulam number.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (1422461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5429 + ... + 5684.

2^1422464 is an apocalyptic number.

It is an amenable number.

1422464 is a deficient number, since it is larger than the sum of its proper divisors (1411606).

1422464 is an equidigital number, since it uses as much as digits as its factorization.

1422464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11127 (or 11115 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 1422464 is about 1192.6709521071. The cubic root of 1422464 is about 112.4640609482.

The spelling of 1422464 in words is "one million, four hundred twenty-two thousand, four hundred sixty-four".