145602 has 12 divisors (see below), whose sum is σ = 315510. Its totient is φ = 48528.

The previous prime is 145601. The next prime is 145603. The reversal of 145602 is 206541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (145601) and next prime (145603).

It can be written as a sum of positive squares in only one way, i.e., 145161 + 441 = 381^2 + 21^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 8089 = 145602 / (1 + 4 + 5 + 6 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (145601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4027 + ... + 4062.

2¹⁴⁵⁶⁰² is an apocalyptic number.

145602 is an abundant number, since it is smaller than the sum of its proper divisors (169908).

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

145602 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 9 representation: 145602 = (241650)₉.

145602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8097 (or 8094 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 145602 is about 381.5783012699. The cubic root of 145602 is about 52.6084831648.

It can be divided in two parts, 145 and 602, that added together give a palindrome (747).

The spelling of 145602 in words is "one hundred forty-five thousand, six hundred two".