3948732 has 72 divisors (see below), whose sum is σ = 11007360. Its totient is φ = 1188000.

The previous prime is 3948731. The next prime is 3948781. The reversal of 3948732 is 2378493.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3948731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15607 + ... + 15857.

It is an arithmetic number, because the mean of its divisors is an integer number (152880).

Almost surely, 2^3948732 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3948732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5503680).

3948732 is an abundant number, since it is smaller than the sum of its proper divisors (7058628).

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

3948732 is a wasteful number, since it uses less digits than its factorization.

3948732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 298 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 3948732 is about 1987.1416658105. The cubic root of 3948732 is about 158.0589962881.

The spelling of 3948732 in words is "three million, nine hundred forty-eight thousand, seven hundred thirty-two".