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4472907 = 31490969
BaseRepresentation
bin10001000100000001001011
322102020200020
4101010001023
52121113112
6235511523
753006355
oct21040113
98366606
104472907
11258561a
1215b85a3
13c07bba
148460d5
155d548c
hex44404b

4472907 has 4 divisors (see below), whose sum is σ = 5963880. Its totient is φ = 2981936.

The previous prime is 4472869. The next prime is 4472911. The reversal of 4472907 is 7092744.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4472907 - 27 = 4472779 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (4472917) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 745482 + ... + 745487.

It is an arithmetic number, because the mean of its divisors is an integer number (1490970).

Almost surely, 24472907 is an apocalyptic number.

4472907 is a deficient number, since it is larger than the sum of its proper divisors (1490973).

4472907 is a wasteful number, since it uses less digits than its factorization.

4472907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490972.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 4472907 is about 2114.9248213589. The cubic root of 4472907 is about 164.7643652137.

The spelling of 4472907 in words is "four million, four hundred seventy-two thousand, nine hundred seven".

Divisors: 1 3 1490969 4472907