3524538 has 32 divisors (see below), whose sum is σ = 7603200. Its totient is φ = 1085616.

The previous prime is 3524537. The next prime is 3524561. The reversal of 3524538 is 8354253.

It is a super-2 number, since 2×3524538² = 24844736226888, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3524531) 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, 4543 + ... + 5261.

It is an arithmetic number, because the mean of its divisors is an integer number (237600).

Almost surely, 2^3524538 is an apocalyptic number.

3524538 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3524538 is an abundant number, since it is smaller than the sum of its proper divisors (4078662).

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

3524538 is a wasteful number, since it uses less digits than its factorization.

3524538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786.

The product of its digits is 14400, while the sum is 30.

The square root of 3524538 is about 1877.3752954591. The cubic root of 3524538 is about 152.1834408066.

The spelling of 3524538 in words is "three million, five hundred twenty-four thousand, five hundred thirty-eight".