3525709 has 8 divisors (see below), whose sum is σ = 3868128. Its totient is φ = 3186960.

The previous prime is 3525679. The next prime is 3525727. The reversal of 3525709 is 9075253.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3525709 - 2⁷ = 3525581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3525779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354 + ... + 2980.

It is an arithmetic number, because the mean of its divisors is an integer number (483516).

Almost surely, 2^3525709 is an apocalyptic number.

It is an amenable number.

3525709 is a deficient number, since it is larger than the sum of its proper divisors (342419).

3525709 is a wasteful number, since it uses less digits than its factorization.

3525709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 3525709 is about 1877.6871411393. The cubic root of 3525709 is about 152.2002928571.

The spelling of 3525709 in words is "three million, five hundred twenty-five thousand, seven hundred nine".