3521230490 has 16 divisors (see below), whose sum is σ = 6442121160. Its totient is φ = 1385401920.

The previous prime is 3521230487. The next prime is 3521230501. The reversal of 3521230490 is 940321253.

It can be written as a sum of positive squares in 4 ways, for example, as 1286872129 + 2234358361 = 35873^2 + 47269^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2885645 + ... + 2886864.

Almost surely, 2^3521230490 is an apocalyptic number.

3521230490 is a deficient number, since it is larger than the sum of its proper divisors (2920890670).

3521230490 is a wasteful number, since it uses less digits than its factorization.

3521230490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5772577.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 3521230490 is about 59339.9569430245. The cubic root of 3521230490 is about 1521.3582172518.

The spelling of 3521230490 in words is "three billion, five hundred twenty-one million, two hundred thirty thousand, four hundred ninety".