3308742 has 32 divisors (see below), whose sum is σ = 7464960. Its totient is φ = 1086120.

The previous prime is 3308719. The next prime is 3308749. The reversal of 3308742 is 2478033.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3308749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3403 + ... + 4265.

It is an arithmetic number, because the mean of its divisors is an integer number (233280).

Almost surely, 2^3308742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3308742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3732480).

3308742 is an abundant number, since it is smaller than the sum of its proper divisors (4156218).

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

3308742 is a wasteful number, since it uses less digits than its factorization.

3308742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945 (or 939 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 3308742 is about 1818.9947773427. The cubic root of 3308742 is about 149.0119054193.

The spelling of 3308742 in words is "three million, three hundred eight thousand, seven hundred forty-two".