10261800 has 72 divisors (see below), whose sum is σ = 34468590. Its totient is φ = 2736000.

The previous prime is 10261799. The next prime is 10261817. The reversal of 10261800 is 816201.

It can be written as a sum of positive squares in 3 ways, for example, as 9108324 + 1153476 = 3018^2 + 1074^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1051 + ... + 4650.

Almost surely, 2^10261800 is an apocalyptic number.

10261800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10261800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17234295).

10261800 is an abundant number, since it is smaller than the sum of its proper divisors (24206790).

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

10261800 is a wasteful number, since it uses less digits than its factorization.

10261800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5723 (or 5711 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 10261800 is about 3203.4044390305. The cubic root of 10261800 is about 217.3073998522.

The spelling of 10261800 in words is "ten million, two hundred sixty-one thousand, eight hundred".