526426 has 4 divisors (see below), whose sum is σ = 789642. Its totient is φ = 263212.

The previous prime is 526423. The next prime is 526429. The reversal of 526426 is 624625.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (526423) and next prime (526429).

It can be written as a sum of positive squares in only one way, i.e., 403225 + 123201 = 635^2 + 351^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 526426.

It is not an unprimeable number, because it can be changed into a prime (526423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131605 + ... + 131608.

2⁵²⁶⁴²⁶ is an apocalyptic number.

526426 is a deficient number, since it is larger than the sum of its proper divisors (263216).

526426 is a wasteful number, since it uses less digits than its factorization.

526426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263215.

The product of its digits is 2880, while the sum is 25.

The square root of 526426 is about 725.5522034974. The cubic root of 526426 is about 80.7444059297.

The spelling of 526426 in words is "five hundred twenty-six thousand, four hundred twenty-six".