5205651 has 8 divisors (see below), whose sum is σ = 7571904. Its totient is φ = 3154920.

The previous prime is 5205619. The next prime is 5205653. The reversal of 5205651 is 1565025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5205651 - 2⁵ = 5205619 is a prime.

5205651 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5205653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78841 + ... + 78906.

It is an arithmetic number, because the mean of its divisors is an integer number (946488).

Almost surely, 2^5205651 is an apocalyptic number.

5205651 is a deficient number, since it is larger than the sum of its proper divisors (2366253).

5205651 is a wasteful number, since it uses less digits than its factorization.

5205651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157761.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 5205651 is about 2281.5895774657. The cubic root of 5205651 is about 173.3105562609.

The spelling of 5205651 in words is "five million, two hundred five thousand, six hundred fifty-one".