145332332 has 6 divisors (see below), whose sum is σ = 254331588. Its totient is φ = 72666164.

The previous prime is 145332329. The next prime is 145332347. The reversal of 145332332 is 233233541.

It is a happy number.

It is a super-2 number, since 2×145332332² = 42242973449116448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18166538 + ... + 18166545.

It is an arithmetic number, because the mean of its divisors is an integer number (42388598).

Almost surely, 2^145332332 is an apocalyptic number.

It is an amenable number.

145332332 is a deficient number, since it is larger than the sum of its proper divisors (108999256).

145332332 is a wasteful number, since it uses less digits than its factorization.

145332332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36333087 (or 36333085 counting only the distinct ones).

The product of its digits is 6480, while the sum is 26.

The square root of 145332332 is about 12055.3860162170. The cubic root of 145332332 is about 525.7598454558.

Adding to 145332332 its reverse (233233541), we get a palindrome (378565873).

The spelling of 145332332 in words is "one hundred forty-five million, three hundred thirty-two thousand, three hundred thirty-two".