612172848 has 40 divisors (see below), whose sum is σ = 1807368448. Its totient is φ = 174906432.

The previous prime is 612172789. The next prime is 612172871. The reversal of 612172848 is 848271216.

It is a happy number.

It is a super-2 number, since 2×612172848² = 749511191656862208, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910636 + ... + 911307.

Almost surely, 2^612172848 is an apocalyptic number.

It is an amenable number.

612172848 is an abundant number, since it is smaller than the sum of its proper divisors (1195195600).

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

612172848 is a wasteful number, since it uses less digits than its factorization.

612172848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821961 (or 1821955 counting only the distinct ones).

The product of its digits is 43008, while the sum is 39.

The square root of 612172848 is about 24742.1269902165. The cubic root of 612172848 is about 849.0983971716.

The spelling of 612172848 in words is "six hundred twelve million, one hundred seventy-two thousand, eight hundred forty-eight".