1940626662 has 24 divisors (see below), whose sum is σ = 4202779464. Its totient is φ = 597115584.

The previous prime is 1940626661. The next prime is 1940626697. The reversal of 1940626662 is 2666260491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940626661) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 955903 + ... + 957930.

It is an arithmetic number, because the mean of its divisors is an integer number (175115811).

Almost surely, 2^1940626662 is an apocalyptic number.

1940626662 is an abundant number, since it is smaller than the sum of its proper divisors (2262152802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1940626662 is a wasteful number, since it uses less digits than its factorization.

1940626662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913864 (or 1913851 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 1940626662 is about 44052.5443306059. The cubic root of 1940626662 is about 1247.3279802114.

The spelling of 1940626662 in words is "one billion, nine hundred forty million, six hundred twenty-six thousand, six hundred sixty-two".