145002236 has 12 divisors (see below), whose sum is σ = 257230512. Its totient is φ = 71507808.

The previous prime is 145002211. The next prime is 145002239. The reversal of 145002236 is 632200541.

145002236 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145002239) 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, 248000 + ... + 248583.

It is an arithmetic number, because the mean of its divisors is an integer number (21435876).

Almost surely, 2^145002236 is an apocalyptic number.

It is an amenable number.

145002236 is a deficient number, since it is larger than the sum of its proper divisors (112228276).

145002236 is a wasteful number, since it uses less digits than its factorization.

145002236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496660 (or 496658 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 145002236 is about 12041.6874232808. The cubic root of 145002236 is about 525.3614877003.

Adding to 145002236 its reverse (632200541), we get a palindrome (777202777).

The spelling of 145002236 in words is "one hundred forty-five million, two thousand, two hundred thirty-six".