3509442 has 24 divisors (see below), whose sum is σ = 7644780. Its totient is φ = 1163520.

The previous prime is 3509437. The next prime is 3509449. The reversal of 3509442 is 2449053.

It can be written as a sum of positive squares in 2 ways, for example, as 3101121 + 408321 = 1761^2 + 639^2 .

It is not an unprimeable number, because it can be changed into a prime (3509449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3934 + ... + 4742.

Almost surely, 2^3509442 is an apocalyptic number.

3509442 is an abundant number, since it is smaller than the sum of its proper divisors (4135338).

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

3509442 is a wasteful number, since it uses less digits than its factorization.

3509442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058 (or 1055 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 3509442 is about 1873.3504744174. The cubic root of 3509442 is about 151.9658568279.

The spelling of 3509442 in words is "three million, five hundred nine thousand, four hundred forty-two".