612152238 has 16 divisors (see below), whose sum is σ = 1226187216. Its totient is φ = 203736960.

The previous prime is 612152227. The next prime is 612152249. The reversal of 612152238 is 832251216.

It is an interprime number because it is at equal distance from previous prime (612152227) and next prime (612152249).

It is a congruent number.

It is an unprimeable number.

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, 74203 + ... + 82038.

It is an arithmetic number, because the mean of its divisors is an integer number (76636701).

Almost surely, 2^612152238 is an apocalyptic number.

612152238 is an abundant number, since it is smaller than the sum of its proper divisors (614034978).

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

612152238 is a wasteful number, since it uses less digits than its factorization.

612152238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156899.

The product of its digits is 5760, while the sum is 30.

The square root of 612152238 is about 24741.7104905865. The cubic root of 612152238 is about 849.0888682101.

The spelling of 612152238 in words is "six hundred twelve million, one hundred fifty-two thousand, two hundred thirty-eight".