102629078 has 8 divisors (see below), whose sum is σ = 154085760. Its totient is φ = 51267160.

The previous prime is 102629077. The next prime is 102629117. The reversal of 102629078 is 870926201.

It is a happy number.

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

It is a super-2 number, since 2×102629078² = 21065455302260168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102629071) 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, 20918 + ... + 25353.

It is an arithmetic number, because the mean of its divisors is an integer number (19260720).

Almost surely, 2^102629078 is an apocalyptic number.

102629078 is a deficient number, since it is larger than the sum of its proper divisors (51456682).

102629078 is a wasteful number, since it uses less digits than its factorization.

102629078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47382.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 102629078 is about 10130.6010680512. The cubic root of 102629078 is about 468.1914471071.

The spelling of 102629078 in words is "one hundred two million, six hundred twenty-nine thousand, seventy-eight".