1422470 has 24 divisors (see below), whose sum is σ = 2979504. Its totient is φ = 487536.

The previous prime is 1422469. The next prime is 1422493. The reversal of 1422470 is 742241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 962 + ... + 1941.

It is an arithmetic number, because the mean of its divisors is an integer number (124146).

2^1422470 is an apocalyptic number.

1422470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1422470 is an abundant number, since it is smaller than the sum of its proper divisors (1557034).

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

1422470 is a wasteful number, since it uses less digits than its factorization.

1422470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924 (or 2917 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 1422470 is about 1192.6734674671. The cubic root of 1422470 is about 112.4642190737.

The spelling of 1422470 in words is "one million, four hundred twenty-two thousand, four hundred seventy".