74526 has 8 divisors (see below), whose sum is σ = 149064. Its totient is φ = 24840.

The previous prime is 74521. The next prime is 74527. The reversal of 74526 is 62547.

It is a happy number.

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

74526 is an admirable number.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 74496 and 74505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6205 + ... + 6216.

It is an arithmetic number, because the mean of its divisors is an integer number (18633).

2⁷⁴⁵²⁶ is an apocalyptic number.

74526 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74532).

74526 is a wasteful number, since it uses less digits than its factorization.

74526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12426.

The product of its digits is 1680, while the sum is 24.

The square root of 74526 is about 272.9945054392. The cubic root of 74526 is about 42.0826038715.

The spelling of 74526 in words is "seventy-four thousand, five hundred twenty-six".