3534921925 has 12 divisors (see below), whose sum is σ = 4393486656. Its totient is φ = 2821367600.

The previous prime is 3534921917. The next prime is 3534921931. The reversal of 3534921925 is 5291294353.

It is not a de Polignac number, because 3534921925 - 2³ = 3534921917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153259 + ... + 174808.

It is an arithmetic number, because the mean of its divisors is an integer number (366123888).

Almost surely, 2^3534921925 is an apocalyptic number.

It is an amenable number.

3534921925 is a deficient number, since it is larger than the sum of its proper divisors (858564731).

3534921925 is a wasteful number, since it uses less digits than its factorization.

3534921925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328508 (or 328503 counting only the distinct ones).

The product of its digits is 291600, while the sum is 43.

The square root of 3534921925 is about 59455.2094017000. The cubic root of 3534921925 is about 1523.3274756763.

The spelling of 3534921925 in words is "three billion, five hundred thirty-four million, nine hundred twenty-one thousand, nine hundred twenty-five".