102629378 has 8 divisors (see below), whose sum is σ = 154440000. Its totient is φ = 51149380.

The previous prime is 102629377. The next prime is 102629413. The reversal of 102629378 is 873926201.

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

It is not an unprimeable number, because it can be changed into a prime (102629377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81878 + ... + 83121.

It is an arithmetic number, because the mean of its divisors is an integer number (19305000).

Almost surely, 2^102629378 is an apocalyptic number.

102629378 is a deficient number, since it is larger than the sum of its proper divisors (51810622).

102629378 is a wasteful number, since it uses less digits than its factorization.

102629378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165312.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 102629378 is about 10130.6158746643. The cubic root of 102629378 is about 468.1919033043.

The spelling of 102629378 in words is "one hundred two million, six hundred twenty-nine thousand, three hundred seventy-eight".