612162331 has 8 divisors (see below), whose sum is σ = 671205744. Its totient is φ = 553684320.

The previous prime is 612162329. The next prime is 612162359. The reversal of 612162331 is 133261216.

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

It is a cyclic number.

It is not a de Polignac number, because 612162331 - 2¹ = 612162329 is a prime.

It is a super-2 number, since 2×612162331² = 749485438990707122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 612162296 and 612162305.

It is not an unprimeable number, because it can be changed into a prime (612162391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139080 + ... + 143413.

It is an arithmetic number, because the mean of its divisors is an integer number (83900718).

Almost surely, 2^612162331 is an apocalyptic number.

612162331 is a deficient number, since it is larger than the sum of its proper divisors (59043413).

612162331 is a wasteful number, since it uses less digits than its factorization.

612162331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282701.

The product of its digits is 1296, while the sum is 25.

The square root of 612162331 is about 24741.9144570504. The cubic root of 612162331 is about 849.0935347001.

The spelling of 612162331 in words is "six hundred twelve million, one hundred sixty-two thousand, three hundred thirty-one".