612373842 has 12 divisors (see below), whose sum is σ = 1326810030. Its totient is φ = 204124608.

The previous prime is 612373799. The next prime is 612373849. The reversal of 612373842 is 248373216.

It is a happy number.

612373842 is a `hidden beast` number, since 612 + 3 + 7 + 38 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 457147161 + 155226681 = 21381^2 + 12459^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 612373797 and 612373806.

It is not an unprimeable number, because it can be changed into a prime (612373849) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17010367 + ... + 17010402.

Almost surely, 2^612373842 is an apocalyptic number.

612373842 is an abundant number, since it is smaller than the sum of its proper divisors (714436188).

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

612373842 is a wasteful number, since it uses less digits than its factorization.

612373842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34020777 (or 34020774 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 612373842 is about 24746.1884337770. The cubic root of 612373842 is about 849.1913148332.

The spelling of 612373842 in words is "six hundred twelve million, three hundred seventy-three thousand, eight hundred forty-two".