145634236 has 12 divisors (see below), whose sum is σ = 278029080. Its totient is φ = 66197360.

The previous prime is 145634233. The next prime is 145634261. The reversal of 145634236 is 632436541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145634231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1654891 + ... + 1654978.

It is an arithmetic number, because the mean of its divisors is an integer number (23169090).

Almost surely, 2^145634236 is an apocalyptic number.

It is an amenable number.

145634236 is a deficient number, since it is larger than the sum of its proper divisors (132394844).

145634236 is a wasteful number, since it uses less digits than its factorization.

145634236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309884 (or 3309882 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 145634236 is about 12067.9010602507. The cubic root of 145634236 is about 526.1236535035.

The spelling of 145634236 in words is "one hundred forty-five million, six hundred thirty-four thousand, two hundred thirty-six".