624112161 has 8 divisors (see below), whose sum is σ = 860844480. Its totient is φ = 401727312.

The previous prime is 624112141. The next prime is 624112183. The reversal of 624112161 is 161211426.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 624112161 - 2²⁹ = 87241249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (624112121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3586765 + ... + 3586938.

It is an arithmetic number, because the mean of its divisors is an integer number (107605560).

Almost surely, 2^624112161 is an apocalyptic number.

It is an amenable number.

624112161 is a deficient number, since it is larger than the sum of its proper divisors (236732319).

624112161 is a wasteful number, since it uses less digits than its factorization.

624112161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7173735.

The product of its digits is 576, while the sum is 24.

The square root of 624112161 is about 24982.2369094523. The cubic root of 624112161 is about 854.5829325960.

Adding to 624112161 its reverse (161211426), we get a palindrome (785323587).

The spelling of 624112161 in words is "six hundred twenty-four million, one hundred twelve thousand, one hundred sixty-one".