145304332 has 6 divisors (see below), whose sum is σ = 254282588. Its totient is φ = 72652164.

The previous prime is 145304329. The next prime is 145304339. The reversal of 145304332 is 233403541.

It is a super-2 number, since 2×145304332² = 42226697795932448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145304297 and 145304306.

It is not an unprimeable number, because it can be changed into a prime (145304339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18163038 + ... + 18163045.

Almost surely, 2^145304332 is an apocalyptic number.

It is an amenable number.

145304332 is a deficient number, since it is larger than the sum of its proper divisors (108978256).

145304332 is a wasteful number, since it uses less digits than its factorization.

145304332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36326087 (or 36326085 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 145304332 is about 12054.2246536225. The cubic root of 145304332 is about 525.7260786608.

Adding to 145304332 its reverse (233403541), we get a palindrome (378707873).

The spelling of 145304332 in words is "one hundred forty-five million, three hundred four thousand, three hundred thirty-two".