967993940 has 72 divisors (see below), whose sum is σ = 2171968512. Its totient is φ = 362304000.

The previous prime is 967993937. The next prime is 967993979. The reversal of 967993940 is 49399769.

967993940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1288565 + ... + 1289315.

Almost surely, 2^967993940 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 967993940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1085984256).

967993940 is an abundant number, since it is smaller than the sum of its proper divisors (1203974572).

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

967993940 is a wasteful number, since it uses less digits than its factorization.

967993940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017 (or 998 counting only the distinct ones).

The product of its (nonzero) digits is 3306744, while the sum is 56.

The square root of 967993940 is about 31112.6009841672. The cubic root of 967993940 is about 989.2154243693.

The spelling of 967993940 in words is "nine hundred sixty-seven million, nine hundred ninety-three thousand, nine hundred forty".