5636001 has 16 divisors (see below), whose sum is σ = 8624000. Its totient is φ = 3207168.

The previous prime is 5635999. The next prime is 5636003. The reversal of 5636001 is 1006365.

It is an interprime number because it is at equal distance from previous prime (5635999) and next prime (5636003).

It is not a de Polignac number, because 5636001 - 2¹ = 5635999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (5636003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6945 + ... + 7713.

It is an arithmetic number, because the mean of its divisors is an integer number (539000).

Almost surely, 2^5636001 is an apocalyptic number.

It is an amenable number.

5636001 is a deficient number, since it is larger than the sum of its proper divisors (2987999).

5636001 is a wasteful number, since it uses less digits than its factorization.

5636001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 5636001 is about 2374.0263267285. The cubic root of 5636001 is about 177.9605286380.

The spelling of 5636001 in words is "five million, six hundred thirty-six thousand, one".