1996506547 has 16 divisors (see below), whose sum is σ = 2367332352. Its totient is φ = 1647646560.

The previous prime is 1996506517. The next prime is 1996506553. The reversal of 1996506547 is 7456056991.

It is not a de Polignac number, because 1996506547 - 2¹⁹ = 1995982259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1996506494 and 1996506503.

It is not an unprimeable number, because it can be changed into a prime (1996506517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19398 + ... + 66100.

It is an arithmetic number, because the mean of its divisors is an integer number (147958272).

Almost surely, 2^1996506547 is an apocalyptic number.

1996506547 is a deficient number, since it is larger than the sum of its proper divisors (370825805).

1996506547 is a wasteful number, since it uses less digits than its factorization.

1996506547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46938.

The product of its (nonzero) digits is 2041200, while the sum is 52.

The square root of 1996506547 is about 44682.2844872551. The cubic root of 1996506547 is about 1259.1870431973.

The spelling of 1996506547 in words is "one billion, nine hundred ninety-six million, five hundred six thousand, five hundred forty-seven".