1625232827 has 24 divisors (see below), whose sum is σ = 1760583600. Its totient is φ = 1499734016.

The previous prime is 1625232809. The next prime is 1625232853. The reversal of 1625232827 is 7282325261.

It is not a de Polignac number, because 1625232827 - 2²⁰ = 1624184251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1625202827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4603883 + ... + 4604235.

It is an arithmetic number, because the mean of its divisors is an integer number (73357650).

Almost surely, 2^1625232827 is an apocalyptic number.

1625232827 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1625232827 is a deficient number, since it is larger than the sum of its proper divisors (135350773).

1625232827 is a wasteful number, since it uses less digits than its factorization.

1625232827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655 (or 638 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 1625232827 is about 40314.1765015732. The cubic root of 1625232827 is about 1175.7234903278.

The spelling of 1625232827 in words is "one billion, six hundred twenty-five million, two hundred thirty-two thousand, eight hundred twenty-seven".