145433544 has 32 divisors (see below), whose sum is σ = 366988320. Its totient is φ = 48023936.

The previous prime is 145433527. The next prime is 145433551. The reversal of 145433544 is 445334541.

It is a happy number.

145433544 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 25749 + ... + 30884.

It is an arithmetic number, because the mean of its divisors is an integer number (11468385).

Almost surely, 2^145433544 is an apocalyptic number.

It is an amenable number.

145433544 is an abundant number, since it is smaller than the sum of its proper divisors (221554776).

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

145433544 is a wasteful number, since it uses less digits than its factorization.

145433544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56749 (or 56745 counting only the distinct ones).

The product of its digits is 57600, while the sum is 33.

The square root of 145433544 is about 12059.5830773705. The cubic root of 145433544 is about 525.8818666116.

The spelling of 145433544 in words is "one hundred forty-five million, four hundred thirty-three thousand, five hundred forty-four".