3524609 has 6 divisors (see below), whose sum is σ = 3874290. Its totient is φ = 3204080.

The previous prime is 3524603. The next prime is 3524611. The reversal of 3524609 is 9064253.

It can be written as a sum of positive squares in only one way, i.e., 2650384 + 874225 = 1628^2 + 935^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3524609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3524603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14444 + ... + 14685.

It is an arithmetic number, because the mean of its divisors is an integer number (645715).

It is a Proth number, since it is equal to 1721 ⋅ 2¹¹ + 1 and 1721 < 2¹¹.

Almost surely, 2^3524609 is an apocalyptic number.

It is an amenable number.

3524609 is a deficient number, since it is larger than the sum of its proper divisors (349681).

3524609 is a wasteful number, since it uses less digits than its factorization.

3524609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29151 (or 29140 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 3524609 is about 1877.3942047423. The cubic root of 3524609 is about 152.1844626854.

The spelling of 3524609 in words is "three million, five hundred twenty-four thousand, six hundred nine".