10723520 has 112 divisors (see below), whose sum is σ = 28090368. Its totient is φ = 3886080.

The previous prime is 10723483. The next prime is 10723523. The reversal of 10723520 is 2532701.

It is a super-2 number, since 2×10723520² = 229987762380800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10723492 and 10723501.

It is not an unprimeable number, because it can be changed into a prime (10723523) 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, 228137 + ... + 228183.

Almost surely, 2^10723520 is an apocalyptic number.

10723520 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 10723520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14045184).

10723520 is an abundant number, since it is smaller than the sum of its proper divisors (17366848).

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

10723520 is a wasteful number, since it uses less digits than its factorization.

10723520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 10723520 is about 3274.6786101845. The cubic root of 10723520 is about 220.5188854031.

The spelling of 10723520 in words is "ten million, seven hundred twenty-three thousand, five hundred twenty".