3509105998 has 16 divisors (see below), whose sum is σ = 5496162336. Its totient is φ = 1677153280.

The previous prime is 3509105993. The next prime is 3509106023. The reversal of 3509105998 is 8995019053.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3509105993) 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, 46878 + ... + 95998.

It is an arithmetic number, because the mean of its divisors is an integer number (343510146).

Almost surely, 2^3509105998 is an apocalyptic number.

3509105998 is a deficient number, since it is larger than the sum of its proper divisors (1987056338).

3509105998 is a wasteful number, since it uses less digits than its factorization.

3509105998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50699.

The product of its (nonzero) digits is 437400, while the sum is 49.

The square root of 3509105998 is about 59237.7075687437. The cubic root of 3509105998 is about 1519.6100682026.

The spelling of 3509105998 in words is "three billion, five hundred nine million, one hundred five thousand, nine hundred ninety-eight".