3529493947 has 16 divisors (see below), whose sum is σ = 4277560320. Its totient is φ = 2842939008.

The previous prime is 3529493881. The next prime is 3529493951. The reversal of 3529493947 is 7493949253.

It is not a de Polignac number, because 3529493947 - 2¹¹ = 3529491899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3529493047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55918 + ... + 100924.

It is an arithmetic number, because the mean of its divisors is an integer number (267347520).

Almost surely, 2^3529493947 is an apocalyptic number.

3529493947 is a deficient number, since it is larger than the sum of its proper divisors (748066373).

3529493947 is a wasteful number, since it uses less digits than its factorization.

3529493947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45690.

The product of its digits is 7348320, while the sum is 55.

The square root of 3529493947 is about 59409.5442416452. The cubic root of 3529493947 is about 1522.5473713312.

The spelling of 3529493947 in words is "three billion, five hundred twenty-nine million, four hundred ninety-three thousand, nine hundred forty-seven".