3664617948 has 36 divisors (see below), whose sum is σ = 9314535048. Its totient is φ = 1214788320.

The previous prime is 3664617947. The next prime is 3664617959. The reversal of 3664617948 is 8497164663.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 3664617894 and 3664617903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664617947) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 274686 + ... + 287717.

Almost surely, 2^3664617948 is an apocalyptic number.

It is an amenable number.

3664617948 is an abundant number, since it is smaller than the sum of its proper divisors (5649917100).

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

3664617948 is a wasteful number, since it uses less digits than its factorization.

3664617948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562594 (or 562589 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 3664617948 is about 60536.0879806418. The cubic root of 3664617948 is about 1541.7344190778.

The spelling of 3664617948 in words is "three billion, six hundred sixty-four million, six hundred seventeen thousand, nine hundred forty-eight".