626214142 has 8 divisors (see below), whose sum is σ = 994575456. Its totient is φ = 294688992.

The previous prime is 626214109. The next prime is 626214151. The reversal of 626214142 is 241412626.

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

It is a self number, because there is not a number n which added to its sum of digits gives 626214142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9208998 + ... + 9209065.

It is an arithmetic number, because the mean of its divisors is an integer number (124321932).

Almost surely, 2^626214142 is an apocalyptic number.

626214142 is a deficient number, since it is larger than the sum of its proper divisors (368361314).

626214142 is a wasteful number, since it uses less digits than its factorization.

626214142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18418082.

The product of its digits is 4608, while the sum is 28.

The square root of 626214142 is about 25024.2710583146. The cubic root of 626214142 is about 855.5412561830.

Adding to 626214142 its reverse (241412626), we get a palindrome (867626768).

The spelling of 626214142 in words is "six hundred twenty-six million, two hundred fourteen thousand, one hundred forty-two".