1626239996 has 12 divisors (see below), whose sum is σ = 2847241320. Its totient is φ = 812742480.

The previous prime is 1626239987. The next prime is 1626240029. The reversal of 1626239996 is 6999326261.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84575 + ... + 102006.

It is an arithmetic number, because the mean of its divisors is an integer number (237270110).

Almost surely, 2^1626239996 is an apocalyptic number.

It is an amenable number.

1626239996 is a deficient number, since it is larger than the sum of its proper divisors (1221001324).

1626239996 is a wasteful number, since it uses less digits than its factorization.

1626239996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188764 (or 188762 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 53.

The square root of 1626239996 is about 40326.6660660164. Note that the first 3 decimals coincide. The cubic root of 1626239996 is about 1175.9663084043.

The spelling of 1626239996 in words is "one billion, six hundred twenty-six million, two hundred thirty-nine thousand, nine hundred ninety-six".