102626742 has 8 divisors (see below), whose sum is σ = 205253496. Its totient is φ = 34208912.

The previous prime is 102626687. The next prime is 102626747. The reversal of 102626742 is 247626201.

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

102626742 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102626747) 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 3 ways as a sum of consecutive naturals, for example, 8552223 + ... + 8552234.

It is an arithmetic number, because the mean of its divisors is an integer number (25656687).

Almost surely, 2^102626742 is an apocalyptic number.

102626742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

102626742 is a wasteful number, since it uses less digits than its factorization.

102626742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17104462.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 102626742 is about 10130.4857731503. The cubic root of 102626742 is about 468.1878948211.

The spelling of 102626742 in words is "one hundred two million, six hundred twenty-six thousand, seven hundred forty-two".