145446324 has 24 divisors (see below), whose sum is σ = 341855808. Its totient is φ = 48127680.

The previous prime is 145446317. The next prime is 145446331. The reversal of 145446324 is 423644541.

It is a happy number.

145446324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (145446317) and next prime (145446331).

It is a super-2 number, since 2×145446324² = 42309266330225952, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42592 + ... + 45879.

It is an arithmetic number, because the mean of its divisors is an integer number (14243992).

Almost surely, 2^145446324 is an apocalyptic number.

It is an amenable number.

145446324 is an abundant number, since it is smaller than the sum of its proper divisors (196409484).

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

145446324 is a wasteful number, since it uses less digits than its factorization.

145446324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88615 (or 88613 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

The square root of 145446324 is about 12060.1129347946. The cubic root of 145446324 is about 525.8972701497.

The spelling of 145446324 in words is "one hundred forty-five million, four hundred forty-six thousand, three hundred twenty-four".