101627980 has 24 divisors (see below), whose sum is σ = 216427680. Its totient is φ = 40078080.

The previous prime is 101627969. The next prime is 101628001. The reversal of 101627980 is 89726101.

It is a happy 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, 34365 + ... + 37204.

It is an arithmetic number, because the mean of its divisors is an integer number (9017820).

Almost surely, 2^101627980 is an apocalyptic number.

101627980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101627980 is an abundant number, since it is smaller than the sum of its proper divisors (114799700).

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

101627980 is a wasteful number, since it uses less digits than its factorization.

101627980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71649 (or 71647 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 101627980 is about 10081.0703796770. The cubic root of 101627980 is about 466.6641417097.

The spelling of 101627980 in words is "one hundred one million, six hundred twenty-seven thousand, nine hundred eighty".