1659087346 has 32 divisors (see below), whose sum is σ = 2862931968. Its totient is φ = 706361040.

The previous prime is 1659087343. The next prime is 1659087347. The reversal of 1659087346 is 6437809561.

It is a self number, because there is not a number n which added to its sum of digits gives 1659087346.

It is not an unprimeable number, because it can be changed into a prime (1659087343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2015491 + ... + 2016313.

It is an arithmetic number, because the mean of its divisors is an integer number (89466624).

Almost surely, 2^1659087346 is an apocalyptic number.

1659087346 is a deficient number, since it is larger than the sum of its proper divisors (1203844622).

1659087346 is a wasteful number, since it uses less digits than its factorization.

1659087346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 1659087346 is about 40731.8959293574. The cubic root of 1659087346 is about 1183.8311145352.

The spelling of 1659087346 in words is "one billion, six hundred fifty-nine million, eighty-seven thousand, three hundred forty-six".