3509039919 has 64 divisors (see below), whose sum is σ = 6107332608. Its totient is φ = 1737753600.

The previous prime is 3509039917. The next prime is 3509039951. The reversal of 3509039919 is 9199309053.

It is a happy number.

It is not a de Polignac number, because 3509039919 - 2¹ = 3509039917 is a prime.

It is a super-2 number, since 2×3509039919² = 24626722306271053122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3509039917) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1874554 + ... + 1876424.

It is an arithmetic number, because the mean of its divisors is an integer number (95427072).

Almost surely, 2^3509039919 is an apocalyptic number.

3509039919 is a deficient number, since it is larger than the sum of its proper divisors (2598292689).

3509039919 is a wasteful number, since it uses less digits than its factorization.

3509039919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268.

The product of its (nonzero) digits is 295245, while the sum is 48.

The square root of 3509039919 is about 59237.1498217124. The cubic root of 3509039919 is about 1519.6005296911.

The spelling of 3509039919 in words is "three billion, five hundred nine million, thirty-nine thousand, nine hundred nineteen".