145594332 has 36 divisors (see below), whose sum is σ = 396341400. Its totient is φ = 44798112.

The previous prime is 145594331. The next prime is 145594363. The reversal of 145594332 is 233495541.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145594331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155082 + ... + 156017.

Almost surely, 2^145594332 is an apocalyptic number.

145594332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145594332 is an abundant number, since it is smaller than the sum of its proper divisors (250747068).

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

145594332 is a wasteful number, since it uses less digits than its factorization.

145594332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311122 (or 311117 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 145594332 is about 12066.2476354499. The cubic root of 145594332 is about 526.0755962228.

The spelling of 145594332 in words is "one hundred forty-five million, five hundred ninety-four thousand, three hundred thirty-two".