3257152 has 14 divisors (see below), whose sum is σ = 6463538. Its totient is φ = 1628544.

The previous prime is 3257129. The next prime is 3257153. The reversal of 3257152 is 2517523.

It can be written as a sum of positive squares in only one way, i.e., 1679616 + 1577536 = 1296^2 + 1256^2 .

It is a super-2 number, since 2×3257152² = 21218078302208, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3257153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25383 + ... + 25510.

Almost surely, 2^3257152 is an apocalyptic number.

3257152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3257152 is a deficient number, since it is larger than the sum of its proper divisors (3206386).

3257152 is an equidigital number, since it uses as much as digits as its factorization.

3257152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50905 (or 50895 counting only the distinct ones).

The product of its digits is 2100, while the sum is 25.

The square root of 3257152 is about 1804.7581555433. The cubic root of 3257152 is about 148.2333790553.

It can be divided in two parts, 32571 and 52, that added together give a palindrome (32623).

The spelling of 3257152 in words is "three million, two hundred fifty-seven thousand, one hundred fifty-two".