1662042316 has 48 divisors (see below), whose sum is σ = 3288731040. Its totient is φ = 728017920.

The previous prime is 1662042301. The next prime is 1662042367. The reversal of 1662042316 is 6132402661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 934420 + ... + 936196.

It is an arithmetic number, because the mean of its divisors is an integer number (68515230).

Almost surely, 2^1662042316 is an apocalyptic number.

It is an amenable number.

1662042316 is a deficient number, since it is larger than the sum of its proper divisors (1626688724).

1662042316 is a wasteful number, since it uses less digits than its factorization.

1662042316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554 (or 2552 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1662042316 is about 40768.1532081109. The cubic root of 1662042316 is about 1184.5335309648.

Adding to 1662042316 its reverse (6132402661), we get a palindrome (7794444977).

The spelling of 1662042316 in words is "one billion, six hundred sixty-two million, forty-two thousand, three hundred sixteen".