3509493835 has 16 divisors (see below), whose sum is σ = 4322311200. Its totient is φ = 2734592256.

The previous prime is 3509493803. The next prime is 3509493839. The reversal of 3509493835 is 5383949053.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3509493835 - 2⁵ = 3509493803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3509493839) 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, 29040 + ... + 88669.

It is an arithmetic number, because the mean of its divisors is an integer number (270144450).

Almost surely, 2^3509493835 is an apocalyptic number.

3509493835 is a deficient number, since it is larger than the sum of its proper divisors (812817365).

3509493835 is a wasteful number, since it uses less digits than its factorization.

3509493835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117870.

The product of its (nonzero) digits is 1749600, while the sum is 49.

The square root of 3509493835 is about 59240.9810435310. The cubic root of 3509493835 is about 1519.6660501060. Note that the first 3 decimals are identical.

The spelling of 3509493835 in words is "three billion, five hundred nine million, four hundred ninety-three thousand, eight hundred thirty-five".