1527632242 has 8 divisors (see below), whose sum is σ = 2315071836. Its totient is φ = 755941632.

The previous prime is 1527632231. The next prime is 1527632263. The reversal of 1527632242 is 2422367251.

It can be written as a sum of positive squares in 2 ways, for example, as 1385998441 + 141633801 = 37229^2 + 11901^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1527632198 and 1527632207.

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, 3937003 + ... + 3937390.

Almost surely, 2^1527632242 is an apocalyptic number.

1527632242 is a deficient number, since it is larger than the sum of its proper divisors (787439594).

1527632242 is an equidigital number, since it uses as much as digits as its factorization.

1527632242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7874492.

The product of its digits is 40320, while the sum is 34.

The square root of 1527632242 is about 39084.9362542655. The cubic root of 1527632242 is about 1151.7006324289.

Adding to 1527632242 its reverse (2422367251), we get a palindrome (3949999493).

The spelling of 1527632242 in words is "one billion, five hundred twenty-seven million, six hundred thirty-two thousand, two hundred forty-two".