10855380 has 48 divisors (see below), whose sum is σ = 30562560. Its totient is φ = 2878848.

The previous prime is 10855349. The next prime is 10855381. The reversal of 10855380 is 8355801.

It is a happy number.

10855380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10855381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13962 + ... + 14718.

It is an arithmetic number, because the mean of its divisors is an integer number (636720).

Almost surely, 2^10855380 is an apocalyptic number.

10855380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10855380 is an abundant number, since it is smaller than the sum of its proper divisors (19707180).

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

10855380 is a wasteful number, since it uses less digits than its factorization.

10855380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008 (or 1006 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 10855380 is about 3294.7503699066. The cubic root of 10855380 is about 221.4190638601.

The spelling of 10855380 in words is "ten million, eight hundred fifty-five thousand, three hundred eighty".