3945152 has 14 divisors (see below), whose sum is σ = 7828788. Its totient is φ = 1972544.

The previous prime is 3945127. The next prime is 3945157. The reversal of 3945152 is 2515493.

It is not an unprimeable number, because it can be changed into a prime (3945157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30758 + ... + 30885.

Almost surely, 2^3945152 is an apocalyptic number.

3945152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3945152 is a deficient number, since it is larger than the sum of its proper divisors (3883636).

3945152 is an equidigital number, since it uses as much as digits as its factorization.

3945152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61655 (or 61645 counting only the distinct ones).

The product of its digits is 5400, while the sum is 29.

The square root of 3945152 is about 1986.2406702109. The cubic root of 3945152 is about 158.0112153551.

The spelling of 3945152 in words is "three million, nine hundred forty-five thousand, one hundred fifty-two".