5651745 has 16 divisors (see below), whose sum is σ = 9865152. Its totient is φ = 2740160.

The previous prime is 5651743. The next prime is 5651747. The reversal of 5651745 is 5471565.

5651745 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5651743) and next prime (5651747).

It is not a de Polignac number, because 5651745 - 2¹ = 5651743 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

5651745 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16962 + ... + 17291.

It is an arithmetic number, because the mean of its divisors is an integer number (616572).

Almost surely, 2^5651745 is an apocalyptic number.

5651745 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5651745 is a deficient number, since it is larger than the sum of its proper divisors (4213407).

5651745 is a wasteful number, since it uses less digits than its factorization.

5651745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34272.

The product of its digits is 21000, while the sum is 33.

The square root of 5651745 is about 2377.3398999722. The cubic root of 5651745 is about 178.1260837115.

The spelling of 5651745 in words is "five million, six hundred fifty-one thousand, seven hundred forty-five".