841530406 has 8 divisors (see below), whose sum is σ = 1328732280. Its totient is φ = 398619648.

The previous prime is 841530397. The next prime is 841530407. The reversal of 841530406 is 604035148.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (841530407) 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 3 ways as a sum of consecutive naturals, for example, 11072731 + ... + 11072806.

It is an arithmetic number, because the mean of its divisors is an integer number (166091535).

Almost surely, 2^841530406 is an apocalyptic number.

841530406 is a deficient number, since it is larger than the sum of its proper divisors (487201874).

841530406 is a wasteful number, since it uses less digits than its factorization.

841530406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22145558.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 841530406 is about 29009.1434895965. The cubic root of 841530406 is about 944.1114632760. Note that the first 3 decimals are identical.

The spelling of 841530406 in words is "eight hundred forty-one million, five hundred thirty thousand, four hundred six".