3528970031 has 4 divisors (see below), whose sum is σ = 3542388432. Its totient is φ = 3515551632.

The previous prime is 3528970001. The next prime is 3528970037. The reversal of 3528970031 is 1300798253.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3528970031 - 2¹⁰ = 3528969007 is a prime.

It is a super-2 number, since 2×3528970031² = 24907258959392281922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3528970037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6708806 + ... + 6709331.

It is an arithmetic number, because the mean of its divisors is an integer number (885597108).

Almost surely, 2^3528970031 is an apocalyptic number.

3528970031 is a deficient number, since it is larger than the sum of its proper divisors (13418401).

3528970031 is a wasteful number, since it uses less digits than its factorization.

3528970031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13418400.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 3528970031 is about 59405.1347191470. The cubic root of 3528970031 is about 1522.4720322587.

The spelling of 3528970031 in words is "three billion, five hundred twenty-eight million, nine hundred seventy thousand, thirty-one".