626353142 has 8 divisors (see below), whose sum is σ = 940690632. Its totient is φ = 312789600.

The previous prime is 626353139. The next prime is 626353199. The reversal of 626353142 is 241353626.

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

It is a junction number, because it is equal to n+sod(n) for n = 626353099 and 626353108.

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 3 ways as a sum of consecutive naturals, for example, 191459 + ... + 194702.

It is an arithmetic number, because the mean of its divisors is an integer number (117586329).

Almost surely, 2^626353142 is an apocalyptic number.

626353142 is a deficient number, since it is larger than the sum of its proper divisors (314337490).

626353142 is a wasteful number, since it uses less digits than its factorization.

626353142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386974.

The product of its digits is 25920, while the sum is 32.

The square root of 626353142 is about 25027.0482078890. The cubic root of 626353142 is about 855.6045526545.

The spelling of 626353142 in words is "six hundred twenty-six million, three hundred fifty-three thousand, one hundred forty-two".