145706832 has 120 divisors (see below), whose sum is σ = 420848064. Its totient is φ = 47043072.

The previous prime is 145706807. The next prime is 145706861. The reversal of 145706832 is 238607541.

145706832 is a `hidden beast` number, since 1 + 4 + 570 + 6 + 83 + 2 = 666.

145706832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 872413 + ... + 872579.

Almost surely, 2^145706832 is an apocalyptic number.

145706832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145706832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210424032).

145706832 is an abundant number, since it is smaller than the sum of its proper divisors (275141232).

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

145706832 is a wasteful number, since it uses less digits than its factorization.

145706832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 145706832 is about 12070.9084993633. The cubic root of 145706832 is about 526.2110599841.

The spelling of 145706832 in words is "one hundred forty-five million, seven hundred six thousand, eight hundred thirty-two".