6406030193 has 4 divisors (see below), whose sum is σ = 6409444980. Its totient is φ = 6402615408.

The previous prime is 6406030181. The next prime is 6406030207. The reversal of 6406030193 is 3910306046.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5110534144 + 1295496049 = 71488^2 + 35993^2 .

It is a cyclic number.

It is not a de Polignac number, because 6406030193 - 2²⁴ = 6389252977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6406030133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1704578 + ... + 1708331.

It is an arithmetic number, because the mean of its divisors is an integer number (1602361245).

Almost surely, 2^6406030193 is an apocalyptic number.

It is an amenable number.

6406030193 is a deficient number, since it is larger than the sum of its proper divisors (3414787).

6406030193 is a wasteful number, since it uses less digits than its factorization.

6406030193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414786.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 6406030193 is about 80037.6798326888. The cubic root of 6406030193 is about 1857.2184686598.

The spelling of 6406030193 in words is "six billion, four hundred six million, thirty thousand, one hundred ninety-three".