5649907 has 2 divisors, whose sum is σ = 5649908. Its totient is φ = 5649906.

The previous prime is 5649901. The next prime is 5649911. The reversal of 5649907 is 7099465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5649907 - 2⁷ = 5649779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5649907.

It is not a weakly prime, because it can be changed into another prime (5649901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2824953 + 2824954.

It is an arithmetic number, because the mean of its divisors is an integer number (2824954).

Almost surely, 2^5649907 is an apocalyptic number.

5649907 is a deficient number, since it is larger than the sum of its proper divisors (1).

5649907 is an equidigital number, since it uses as much as digits as its factorization.

5649907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 5649907 is about 2376.9533020234. The cubic root of 5649907 is about 178.1067721986.

It can be divided in two parts, 5649 and 907, that added together give a palindrome (6556).

The spelling of 5649907 in words is "five million, six hundred forty-nine thousand, nine hundred seven".