145202232 has 32 divisors (see below), whose sum is σ = 414864000. Its totient is φ = 41486304.

The previous prime is 145202227. The next prime is 145202249. The reversal of 145202232 is 232202541.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 145202199 and 145202208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431982 + ... + 432317.

It is an arithmetic number, because the mean of its divisors is an integer number (12964500).

Almost surely, 2^145202232 is an apocalyptic number.

145202232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145202232 is an abundant number, since it is smaller than the sum of its proper divisors (269661768).

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

145202232 is a wasteful number, since it uses less digits than its factorization.

145202232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864315 (or 864311 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 145202232 is about 12049.9888796629. The cubic root of 145202232 is about 525.6029136938.

Adding to 145202232 its reverse (232202541), we get a palindrome (377404773).

The spelling of 145202232 in words is "one hundred forty-five million, two hundred two thousand, two hundred thirty-two".