4722905 has 16 divisors (see below), whose sum is σ = 6329664. Its totient is φ = 3353280.

The previous prime is 4722899. The next prime is 4722919. The reversal of 4722905 is 5092274.

It is not a de Polignac number, because 4722905 - 2⁶ = 4722841 is a prime.

It is a d-powerful number, because it can be written as 4⁸ + 7³ + 2¹⁶ + 2²² + 9⁴ + 0 + 5⁸ .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1367 + ... + 3363.

It is an arithmetic number, because the mean of its divisors is an integer number (395604).

Almost surely, 2^4722905 is an apocalyptic number.

It is an amenable number.

4722905 is a deficient number, since it is larger than the sum of its proper divisors (1606759).

4722905 is a wasteful number, since it uses less digits than its factorization.

4722905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 4722905 is about 2173.2245627178. The cubic root of 4722905 is about 167.7785370815.

The spelling of 4722905 in words is "four million, seven hundred twenty-two thousand, nine hundred five".