3943061632 has 16 divisors (see below), whose sum is σ = 7855318350. Its totient is φ = 1971530752.

The previous prime is 3943061587. The next prime is 3943061701. The reversal of 3943061632 is 2361603493.

It can be written as a sum of positive squares in only one way, i.e., 2210504256 + 1732557376 = 47016^2 + 41624^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 3943061591 and 3943061600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15402457 + ... + 15402712.

Almost surely, 2^3943061632 is an apocalyptic number.

3943061632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3943061632 is a deficient number, since it is larger than the sum of its proper divisors (3912256718).

3943061632 is an equidigital number, since it uses as much as digits as its factorization.

3943061632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30805183 (or 30805171 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 3943061632 is about 62793.8024967433. The cubic root of 3943061632 is about 1579.8330262047.

The spelling of 3943061632 in words is "three billion, nine hundred forty-three million, sixty-one thousand, six hundred thirty-two".