145002338 has 48 divisors (see below), whose sum is σ = 252364320. Its totient is φ = 62270208.

The previous prime is 145002337. The next prime is 145002421. The reversal of 145002338 is 833200541.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (145002337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 430106 + ... + 430442.

It is an arithmetic number, because the mean of its divisors is an integer number (5257590).

Almost surely, 2^145002338 is an apocalyptic number.

145002338 is a deficient number, since it is larger than the sum of its proper divisors (107361982).

145002338 is a wasteful number, since it uses less digits than its factorization.

145002338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 145002338 is about 12041.6916585669. The cubic root of 145002338 is about 525.3616108866.

Adding to 145002338 its reverse (833200541), we get a palindrome (978202879).

The spelling of 145002338 in words is "one hundred forty-five million, two thousand, three hundred thirty-eight".