3509948 has 12 divisors (see below), whose sum is σ = 6615000. Its totient is φ = 1619952.

The previous prime is 3509941. The next prime is 3509951. The reversal of 3509948 is 8499053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3509941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33698 + ... + 33801.

It is an arithmetic number, because the mean of its divisors is an integer number (551250).

Almost surely, 2^3509948 is an apocalyptic number.

It is an amenable number.

3509948 is a deficient number, since it is larger than the sum of its proper divisors (3105052).

3509948 is a wasteful number, since it uses less digits than its factorization.

3509948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67516 (or 67514 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 3509948 is about 1873.4855216948. The cubic root of 3509948 is about 151.9731600809.

The spelling of 3509948 in words is "three million, five hundred nine thousand, nine hundred forty-eight".