3923072 has 16 divisors (see below), whose sum is σ = 7815750. Its totient is φ = 1961472.

The previous prime is 3923071. The next prime is 3923077. The reversal of 3923072 is 2703293.

3923072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3904576 + 18496 = 1976^2 + 136^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3923071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15197 + ... + 15452.

Almost surely, 2^3923072 is an apocalyptic number.

3923072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3923072 is a deficient number, since it is larger than the sum of its proper divisors (3892678).

3923072 is an equidigital number, since it uses as much as digits as its factorization.

3923072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30663 (or 30651 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 3923072 is about 1980.6746325432. The cubic root of 3923072 is about 157.7158810013.

The spelling of 3923072 in words is "three million, nine hundred twenty-three thousand, seventy-two".