3798661632 has 80 divisors (see below), whose sum is σ = 10446450432. Its totient is φ = 1225359360.

The previous prime is 3798661591. The next prime is 3798661673. The reversal of 3798661632 is 2361668973.

It is an interprime number because it is at equal distance from previous prime (3798661591) and next prime (3798661673).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7728 + ... + 87504.

Almost surely, 2^3798661632 is an apocalyptic number.

3798661632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3798661632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5223225216).

3798661632 is an abundant number, since it is smaller than the sum of its proper divisors (6647788800).

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

3798661632 is an equidigital number, since it uses as much as digits as its factorization.

3798661632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79829 (or 79813 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 51.

The square root of 3798661632 is about 61633.2834757325. The cubic root of 3798661632 is about 1560.3075264863.

The spelling of 3798661632 in words is "three billion, seven hundred ninety-eight million, six hundred sixty-one thousand, six hundred thirty-two".