1504222 has 4 divisors (see below), whose sum is σ = 2256336. Its totient is φ = 752110.

The previous prime is 1504187. The next prime is 1504231. The reversal of 1504222 is 2224051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2224051 = 541 ⋅4111.

It is a junction number, because it is equal to n+sod(n) for n = 1504196 and 1504205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 376054 + ... + 376057.

It is an arithmetic number, because the mean of its divisors is an integer number (564084).

2^1504222 is an apocalyptic number.

1504222 is a deficient number, since it is larger than the sum of its proper divisors (752114).

1504222 is an equidigital number, since it uses as much as digits as its factorization.

1504222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752113.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 1504222 is about 1226.4672845209. The cubic root of 1504222 is about 114.5787232819.

Adding to 1504222 its reverse (2224051), we get a palindrome (3728273).

The spelling of 1504222 in words is "one million, five hundred four thousand, two hundred twenty-two".