3673565520 has 80 divisors (see below), whose sum is σ = 11883203712. Its totient is φ = 937024000.

The previous prime is 3673565501. The next prime is 3673565527. The reversal of 3673565520 is 255653763.

3673565520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3673565527) 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, 327231 + ... + 338270.

Almost surely, 2^3673565520 is an apocalyptic number.

3673565520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3673565520 is an abundant number, since it is smaller than the sum of its proper divisors (8209638192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3673565520 is a wasteful number, since it uses less digits than its factorization.

3673565520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665540 (or 665534 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 42.

The square root of 3673565520 is about 60609.9457185040. The cubic root of 3673565520 is about 1542.9881712157.

The spelling of 3673565520 in words is "three billion, six hundred seventy-three million, five hundred sixty-five thousand, five hundred twenty".