3405598491 has 8 divisors (see below), whose sum is σ = 4807903824. Its totient is φ = 2136846080.

The previous prime is 3405598459. The next prime is 3405598501. The reversal of 3405598491 is 1948955043.

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

It is a cyclic number.

It is not a de Polignac number, because 3405598491 - 2⁵ = 3405598459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3405598491.

It is not an unprimeable number, because it can be changed into a prime (3405598411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33388170 + ... + 33388271.

It is an arithmetic number, because the mean of its divisors is an integer number (600987978).

Almost surely, 2^3405598491 is an apocalyptic number.

3405598491 is a deficient number, since it is larger than the sum of its proper divisors (1402305333).

3405598491 is a wasteful number, since it uses less digits than its factorization.

3405598491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66776461.

The product of its (nonzero) digits is 777600, while the sum is 48.

The square root of 3405598491 is about 58357.5058668549. The cubic root of 3405598491 is about 1504.5194789749.

The spelling of 3405598491 in words is "three billion, four hundred five million, five hundred ninety-eight thousand, four hundred ninety-one".