3501668 has 6 divisors (see below), whose sum is σ = 6127926. Its totient is φ = 1750832.

The previous prime is 3501647. The next prime is 3501679. The reversal of 3501668 is 8661053.

It can be written as a sum of positive squares in only one way, i.e., 2137444 + 1364224 = 1462^2 + 1168^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3501668.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437705 + ... + 437712.

It is an arithmetic number, because the mean of its divisors is an integer number (1021321).

Almost surely, 2^3501668 is an apocalyptic number.

It is an amenable number.

3501668 is a deficient number, since it is larger than the sum of its proper divisors (2626258).

3501668 is a wasteful number, since it uses less digits than its factorization.

3501668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875421 (or 875419 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 3501668 is about 1871.2744320382. The cubic root of 3501668 is about 151.8535639557.

The spelling of 3501668 in words is "three million, five hundred one thousand, six hundred sixty-eight".