8401955 has 8 divisors (see below), whose sum is σ = 10297152. Its totient is φ = 6578368.

The previous prime is 8401949. The next prime is 8401963. The reversal of 8401955 is 5591048.

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 8401955 - 2⁸ = 8401699 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17642 + ... + 18111.

It is an arithmetic number, because the mean of its divisors is an integer number (1287144).

Almost surely, 2^8401955 is an apocalyptic number.

8401955 is a deficient number, since it is larger than the sum of its proper divisors (1895197).

8401955 is a wasteful number, since it uses less digits than its factorization.

8401955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35805.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 8401955 is about 2898.6125991584. The cubic root of 8401955 is about 203.2950404165.

The spelling of 8401955 in words is "eight million, four hundred one thousand, nine hundred fifty-five".