5167521 has 6 divisors (see below), whose sum is σ = 7464210. Its totient is φ = 3445008.

The previous prime is 5167511. The next prime is 5167523. The reversal of 5167521 is 1257615.

It can be written as a sum of positive squares in only one way, i.e., 4928400 + 239121 = 2220^2 + 489^2 .

It is not a de Polignac number, because 5167521 - 2⁵ = 5167489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5167523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 287076 + ... + 287093.

It is an arithmetic number, because the mean of its divisors is an integer number (1244035).

Almost surely, 2^5167521 is an apocalyptic number.

It is an amenable number.

5167521 is a deficient number, since it is larger than the sum of its proper divisors (2296689).

5167521 is a wasteful number, since it uses less digits than its factorization.

5167521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574175 (or 574172 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 5167521 is about 2273.2182033408. The cubic root of 5167521 is about 172.8863677368.

The spelling of 5167521 in words is "five million, one hundred sixty-seven thousand, five hundred twenty-one".