3530215 has 8 divisors (see below), whose sum is σ = 4562208. Its totient is φ = 2606880.

The previous prime is 3530209. The next prime is 3530221. The reversal of 3530215 is 5120353.

It is an interprime number because it is at equal distance from previous prime (3530209) and next prime (3530221).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3530215 - 2⁹ = 3529703 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3530192 and 3530201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27091 + ... + 27220.

It is an arithmetic number, because the mean of its divisors is an integer number (570276).

Almost surely, 2^3530215 is an apocalyptic number.

3530215 is a deficient number, since it is larger than the sum of its proper divisors (1031993).

3530215 is a wasteful number, since it uses less digits than its factorization.

3530215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54329.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 3530215 is about 1878.8866384112. The cubic root of 3530215 is about 152.2651046496.

Adding to 3530215 its reverse (5120353), we get a palindrome (8650568).

The spelling of 3530215 in words is "three million, five hundred thirty thousand, two hundred fifteen".