102629890 has 16 divisors (see below), whose sum is σ = 201528000. Its totient is φ = 37319920.

The previous prime is 102629881. The next prime is 102629909. The reversal of 102629890 is 98926201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466390 + ... + 466609.

It is an arithmetic number, because the mean of its divisors is an integer number (12595500).

Almost surely, 2^102629890 is an apocalyptic number.

102629890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102629890 is a deficient number, since it is larger than the sum of its proper divisors (98898110).

102629890 is a wasteful number, since it uses less digits than its factorization.

102629890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933017.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 102629890 is about 10130.6411445673. The cubic root of 102629890 is about 468.1926818789.

The spelling of 102629890 in words is "one hundred two million, six hundred twenty-nine thousand, eight hundred ninety".