5645475 has 36 divisors (see below), whose sum is σ = 11035752. Its totient is φ = 2736000.

The previous prime is 5645473. The next prime is 5645483. The reversal of 5645475 is 5745465.

5645475 = T₄₃₀ + T₄₃₁ + ... + T₄₈₃.

It is a happy number.

5645475 is a `hidden beast` number, since 5 + 645 + 4 + 7 + 5 = 666.

It is not a de Polignac number, because 5645475 - 2¹ = 5645473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5645473) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1335 + ... + 3615.

Almost surely, 2^5645475 is an apocalyptic number.

5645475 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5645475 is a deficient number, since it is larger than the sum of its proper divisors (5390277).

5645475 is a wasteful number, since it uses less digits than its factorization.

5645475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308 (or 2300 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 5645475 is about 2376.0208332420. The cubic root of 5645475 is about 178.0601887942.

The spelling of 5645475 in words is "five million, six hundred forty-five thousand, four hundred seventy-five".