3452730 has 32 divisors (see below), whose sum is σ = 8408448. Its totient is φ = 907200.

The previous prime is 3452723. The next prime is 3452747. The reversal of 3452730 is 372543.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3452730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320 + ... + 2940.

It is an arithmetic number, because the mean of its divisors is an integer number (262764).

Almost surely, 2^3452730 is an apocalyptic number.

3452730 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3452730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4204224).

3452730 is an abundant number, since it is smaller than the sum of its proper divisors (4955718).

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

3452730 is a wasteful number, since it uses less digits than its factorization.

3452730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 3452730 is about 1858.1523080738. The cubic root of 3452730 is about 151.1428264281.

The spelling of 3452730 in words is "three million, four hundred fifty-two thousand, seven hundred thirty".