1522130 has 8 divisors (see below), whose sum is σ = 2739852. Its totient is φ = 608848.

The previous prime is 1522127. The next prime is 1522153. The reversal of 1522130 is 312251.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1329409 + 192721 = 1153^2 + 439^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76097 + ... + 76116.

2^1522130 is an apocalyptic number.

1522130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1522130 is a deficient number, since it is larger than the sum of its proper divisors (1217722).

1522130 is a wasteful number, since it uses less digits than its factorization.

1522130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152220.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 1522130 is about 1233.7463272488. The cubic root of 1522130 is about 115.0316233133.

Adding to 1522130 its reverse (312251), we get a palindrome (1834381).

It can be divided in two parts, 15221 and 30, that added together give a palindrome (15251).

The spelling of 1522130 in words is "one million, five hundred twenty-two thousand, one hundred thirty".