1458222 has 16 divisors (see below), whose sum is σ = 2979072. Its totient is φ = 475640.

The previous prime is 1458203. The next prime is 1458229. The reversal of 1458222 is 2228541.

It is a super-2 number, since 2×1458222² = 4252822802568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1458192 and 1458201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1458229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2304 + ... + 2867.

It is an arithmetic number, because the mean of its divisors is an integer number (186192).

2^1458222 is an apocalyptic number.

1458222 is an abundant number, since it is smaller than the sum of its proper divisors (1520850).

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

1458222 is a wasteful number, since it uses less digits than its factorization.

1458222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5223.

The product of its digits is 1280, while the sum is 24.

The square root of 1458222 is about 1207.5686315899. The cubic root of 1458222 is about 113.3986493934.

The spelling of 1458222 in words is "one million, four hundred fifty-eight thousand, two hundred twenty-two".