3530945 has 16 divisors (see below), whose sum is σ = 4732992. Its totient is φ = 2506560.

The previous prime is 3530939. The next prime is 3530957. The reversal of 3530945 is 5490353.

3530945 = T₄₄₆ + T₄₄₇ + ... + T₄₇₈.

It is not a de Polignac number, because 3530945 - 2⁴ = 3530929 is a prime.

It is a plaindrome in base 12.

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, 1619 + ... + 3111.

It is an arithmetic number, because the mean of its divisors is an integer number (295812).

Almost surely, 2^3530945 is an apocalyptic number.

It is an amenable number.

3530945 is a deficient number, since it is larger than the sum of its proper divisors (1202047).

3530945 is a wasteful number, since it uses less digits than its factorization.

3530945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 3530945 is about 1879.0808923514. The cubic root of 3530945 is about 152.2755993707.

The spelling of 3530945 in words is "three million, five hundred thirty thousand, nine hundred forty-five".