102726706 has 8 divisors (see below), whose sum is σ = 154164780. Its totient is φ = 51338448.

The previous prime is 102726683. The next prime is 102726707. The reversal of 102726706 is 607627201.

It can be written as a sum of positive squares in 2 ways, for example, as 86397025 + 16329681 = 9295^2 + 4041^2 .

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

It is a super-2 number, since 2×102726706² = 21105552251220872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102726707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6781 + ... + 15856.

Almost surely, 2^102726706 is an apocalyptic number.

102726706 is a deficient number, since it is larger than the sum of its proper divisors (51438074).

102726706 is a wasteful number, since it uses less digits than its factorization.

102726706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24908.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 102726706 is about 10135.4183929426. The cubic root of 102726706 is about 468.3398589393.

The spelling of 102726706 in words is "one hundred two million, seven hundred twenty-six thousand, seven hundred six".