6940193533 has 16 divisors (see below), whose sum is σ = 8750117376. Its totient is φ = 5357208960.

The previous prime is 6940193521. The next prime is 6940193569. The reversal of 6940193533 is 3353910496.

It is a cyclic number.

It is not a de Polignac number, because 6940193533 - 2⁵ = 6940193501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6940193533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6940193333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 926341 + ... + 933802.

It is an arithmetic number, because the mean of its divisors is an integer number (546882336).

Almost surely, 2^6940193533 is an apocalyptic number.

It is an amenable number.

6940193533 is a deficient number, since it is larger than the sum of its proper divisors (1809923843).

6940193533 is a wasteful number, since it uses less digits than its factorization.

6940193533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860204.

The product of its (nonzero) digits is 262440, while the sum is 43.

The square root of 6940193533 is about 83307.8239602980. The cubic root of 6940193533 is about 1907.4677051538.

The spelling of 6940193533 in words is "six billion, nine hundred forty million, one hundred ninety-three thousand, five hundred thirty-three".