5205951 has 10 divisors (see below), whose sum is σ = 7776912. Its totient is φ = 3470580.

The previous prime is 5205931. The next prime is 5205953. The reversal of 5205951 is 1595025.

It is not a de Polignac number, because 5205951 - 2⁶ = 5205887 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5205953) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32055 + ... + 32216.

Almost surely, 2^5205951 is an apocalyptic number.

5205951 is a deficient number, since it is larger than the sum of its proper divisors (2570961).

5205951 is an equidigital number, since it uses as much as digits as its factorization.

5205951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64283 (or 64274 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 5205951 is about 2281.6553201568. The cubic root of 5205951 is about 173.3138854742.

The spelling of 5205951 in words is "five million, two hundred five thousand, nine hundred fifty-one".