1526222 has 4 divisors (see below), whose sum is σ = 2289336. Its totient is φ = 763110.

The previous prime is 1526191. The next prime is 1526227. The reversal of 1526222 is 2226251.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1526194 and 1526203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1526227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381554 + ... + 381557.

It is an arithmetic number, because the mean of its divisors is an integer number (572334).

2^1526222 is an apocalyptic number.

1526222 is a deficient number, since it is larger than the sum of its proper divisors (763114).

1526222 is an equidigital number, since it uses as much as digits as its factorization.

1526222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763113.

The product of its digits is 480, while the sum is 20.

The square root of 1526222 is about 1235.4035777834. The cubic root of 1526222 is about 115.1346123753.

The spelling of 1526222 in words is "one million, five hundred twenty-six thousand, two hundred twenty-two".