3520452534 has 16 divisors (see below), whose sum is σ = 7079807280. Its totient is φ = 1167000480.

The previous prime is 3520452517. The next prime is 3520452631. The reversal of 3520452534 is 4352540253.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3520452495 and 3520452504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1619749 + ... + 1621920.

It is an arithmetic number, because the mean of its divisors is an integer number (442487955).

Almost surely, 2^3520452534 is an apocalyptic number.

3520452534 is an abundant number, since it is smaller than the sum of its proper divisors (3559354746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3520452534 is a wasteful number, since it uses less digits than its factorization.

3520452534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241855.

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 3520452534 is about 59333.4015037062. The cubic root of 3520452534 is about 1521.2461695903.

Adding to 3520452534 its reverse (4352540253), we get a palindrome (7872992787).

The spelling of 3520452534 in words is "three billion, five hundred twenty million, four hundred fifty-two thousand, five hundred thirty-four".