102277880 has 32 divisors (see below), whose sum is σ = 230612400. Its totient is φ = 40824576.

The previous prime is 102277871. The next prime is 102277937. The reversal of 102277880 is 88772201.

It is a self number, because there is not a number n which added to its sum of digits gives 102277880.

It is a congruent number.

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, 18476 + ... + 23364.

Almost surely, 2^102277880 is an apocalyptic number.

102277880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102277880 is an abundant number, since it is smaller than the sum of its proper divisors (128334520).

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

102277880 is a wasteful number, since it uses less digits than its factorization.

102277880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5423 (or 5419 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 35.

The square root of 102277880 is about 10113.2526913946. The cubic root of 102277880 is about 467.6567844217.

The spelling of 102277880 in words is "one hundred two million, two hundred seventy-seven thousand, eight hundred eighty".