3520064669 has 8 divisors (see below), whose sum is σ = 3852342912. Its totient is φ = 3189831840.

The previous prime is 3520064657. The next prime is 3520064677. The reversal of 3520064669 is 9664600253.

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 3520064669 - 2²⁰ = 3519016093 is a prime.

It is a super-2 number, since 2×3520064669² = 24781710547884159122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520064609) 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, 507749 + ... + 514634.

It is an arithmetic number, because the mean of its divisors is an integer number (481542864).

Almost surely, 2^3520064669 is an apocalyptic number.

It is an amenable number.

3520064669 is a deficient number, since it is larger than the sum of its proper divisors (332278243).

3520064669 is a wasteful number, since it uses less digits than its factorization.

3520064669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022707.

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 3520064669 is about 59330.1328921485. The cubic root of 3520064669 is about 1521.1902998965.

The spelling of 3520064669 in words is "three billion, five hundred twenty million, sixty-four thousand, six hundred sixty-nine".