5291526 has 16 divisors (see below), whose sum is σ = 10741824. Its totient is φ = 1737384.

The previous prime is 5291509. The next prime is 5291563. The reversal of 5291526 is 6251925.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5291493 and 5291502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6180 + ... + 6983.

It is an arithmetic number, because the mean of its divisors is an integer number (671364).

Almost surely, 2^5291526 is an apocalyptic number.

5291526 is an abundant number, since it is smaller than the sum of its proper divisors (5450298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5291526 is a wasteful number, since it uses less digits than its factorization.

5291526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13235.

The product of its digits is 5400, while the sum is 30.

The square root of 5291526 is about 2300.3317152098. The cubic root of 5291526 is about 174.2583689709.

Subtracting from 5291526 its product of digits (5400), we obtain a triangular number (5286126 = T₃₂₅₁).

The spelling of 5291526 in words is "five million, two hundred ninety-one thousand, five hundred twenty-six".