3658732 has 36 divisors (see below), whose sum is σ = 8130024. Its totient is φ = 1424640.

The previous prime is 3658729. The next prime is 3658747. The reversal of 3658732 is 2378563.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1308 + ... + 3004.

It is an arithmetic number, because the mean of its divisors is an integer number (225834).

Almost surely, 2^3658732 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 3658732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4065012).

3658732 is an abundant number, since it is smaller than the sum of its proper divisors (4471292).

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

3658732 is a wasteful number, since it uses less digits than its factorization.

3658732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726 (or 1717 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 3658732 is about 1912.7812211542. The cubic root of 3658732 is about 154.0908554783.

The spelling of 3658732 in words is "three million, six hundred fifty-eight thousand, seven hundred thirty-two".