3748432 has 20 divisors (see below), whose sum is σ = 7690356. Its totient is φ = 1763840.

The previous prime is 3748417. The next prime is 3748441. The reversal of 3748432 is 2348473.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2547216 + 1201216 = 1596^2 + 1096^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3748394 and 3748403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6619 + ... + 7162.

Almost surely, 2^3748432 is an apocalyptic number.

It is an amenable number.

3748432 is an abundant number, since it is smaller than the sum of its proper divisors (3941924).

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

3748432 is a wasteful number, since it uses less digits than its factorization.

3748432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13806 (or 13800 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 3748432 is about 1936.0867749148. The cubic root of 3748432 is about 155.3399683208.

The spelling of 3748432 in words is "three million, seven hundred forty-eight thousand, four hundred thirty-two".