901923 has 16 divisors (see below), whose sum is σ = 1327872. Its totient is φ = 540000.

The previous prime is 901919. The next prime is 901931. The reversal of 901923 is 329109.

It is a happy number.

901923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 901923 - 2² = 901919 is a prime.

901923 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 901893 and 901902.

It is not an unprimeable number, because it can be changed into a prime (901963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4893 + ... + 5073.

It is an arithmetic number, because the mean of its divisors is an integer number (82992).

2⁹⁰¹⁹²³ is an apocalyptic number.

901923 is a deficient number, since it is larger than the sum of its proper divisors (425949).

901923 is a wasteful number, since it uses less digits than its factorization.

901923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 901923 is about 949.6962672350. The cubic root of 901923 is about 96.6176538427.

The spelling of 901923 in words is "nine hundred one thousand, nine hundred twenty-three".