4491407 has 2 divisors, whose sum is σ = 4491408. Its totient is φ = 4491406.

The previous prime is 4491401. The next prime is 4491413. The reversal of 4491407 is 7041944.

It is a balanced prime because it is at equal distance from previous prime (4491401) and next prime (4491413).

It is a cyclic number.

It is not a de Polignac number, because 4491407 - 2¹² = 4487311 is a prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 4491407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4491401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2245703 + 2245704.

It is an arithmetic number, because the mean of its divisors is an integer number (2245704).

Almost surely, 2^4491407 is an apocalyptic number.

4491407 is a deficient number, since it is larger than the sum of its proper divisors (1).

4491407 is an equidigital number, since it uses as much as digits as its factorization.

4491407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 4491407 is about 2119.2939862133. The cubic root of 4491407 is about 164.9912085919.

The spelling of 4491407 in words is "four million, four hundred ninety-one thousand, four hundred seven".