146525 has 6 divisors (see below), whose sum is σ = 181722. Its totient is φ = 117200.

The previous prime is 146521. The next prime is 146527. The reversal of 146525 is 525641.

146525 = 220² + 221² + 222².

It can be written as a sum of positive squares in 3 ways, for example, as 7396 + 139129 = 86^2 + 373^2 .

It is not a de Polignac number, because 146525 - 2² = 146521 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146525.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 146525.

It is not an unprimeable number, because it can be changed into a prime (146521) 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, 2906 + ... + 2955.

It is an arithmetic number, because the mean of its divisors is an integer number (30287).

2¹⁴⁶⁵²⁵ is an apocalyptic number.

It is an amenable number.

146525 is a deficient number, since it is larger than the sum of its proper divisors (35197).

146525 is an equidigital number, since it uses as much as digits as its factorization.

146525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871 (or 5866 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 146525 is about 382.7858409085. The cubic root of 146525 is about 52.7194142974.

The spelling of 146525 in words is "one hundred forty-six thousand, five hundred twenty-five".