1662628036 has 24 divisors (see below), whose sum is σ = 2933011424. Its totient is φ = 824644800.

The previous prime is 1662628031. The next prime is 1662628043. The reversal of 1662628036 is 6308262661.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1662628036.

It is not an unprimeable number, because it can be changed into a prime (1662628031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389731 + ... + 393973.

Almost surely, 2^1662628036 is an apocalyptic number.

It is an amenable number.

1662628036 is a deficient number, since it is larger than the sum of its proper divisors (1270383388).

1662628036 is a wasteful number, since it uses less digits than its factorization.

1662628036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5011 (or 5009 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 1662628036 is about 40775.3361236912. The cubic root of 1662628036 is about 1184.6726616973.

The spelling of 1662628036 in words is "one billion, six hundred sixty-two million, six hundred twenty-eight thousand, thirty-six".