901668 has 24 divisors (see below), whose sum is σ = 2177280. Its totient is φ = 290080.

The previous prime is 901657. The next prime is 901679. The reversal of 901668 is 866109.

It is an interprime number because it is at equal distance from previous prime (901657) and next prime (901679).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948 + ... + 1643.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2⁹⁰¹⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

901668 is an abundant number, since it is smaller than the sum of its proper divisors (1275612).

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

901668 is a wasteful number, since it uses less digits than its factorization.

901668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2627 (or 2625 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 901668 is about 949.5620042946. The cubic root of 901668 is about 96.6085474393.

The spelling of 901668 in words is "nine hundred one thousand, six hundred sixty-eight".