3523730 has 32 divisors (see below), whose sum is σ = 7361280. Its totient is φ = 1189440.

The previous prime is 3523711. The next prime is 3523763. The reversal of 3523730 is 373253.

It is a super-2 number, since 2×3523730² = 24833346225800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3523696 and 3523705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4616 + ... + 5324.

It is an arithmetic number, because the mean of its divisors is an integer number (230040).

Almost surely, 2^3523730 is an apocalyptic number.

3523730 is an abundant number, since it is smaller than the sum of its proper divisors (3837550).

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

3523730 is a wasteful number, since it uses less digits than its factorization.

3523730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794.

The product of its (nonzero) digits is 1890, while the sum is 23.

The square root of 3523730 is about 1877.1600890707. The cubic root of 3523730 is about 152.1718105714.

Adding to 3523730 its reverse (373253), we get a palindrome (3896983).

The spelling of 3523730 in words is "three million, five hundred twenty-three thousand, seven hundred thirty".