11725740 has 72 divisors (see below), whose sum is σ = 38311728. Its totient is φ = 2885760.

The previous prime is 11725739. The next prime is 11725751. The reversal of 11725740 is 4752711.

11725740 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166 + ... + 4845.

Almost surely, 2^11725740 is an apocalyptic number.

11725740 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 11725740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19155864).

11725740 is an abundant number, since it is smaller than the sum of its proper divisors (26585988).

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

11725740 is a wasteful number, since it uses less digits than its factorization.

11725740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5039 (or 5034 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 11725740 is about 3424.2867870551. The cubic root of 11725740 is about 227.1852266315.

The spelling of 11725740 in words is "eleven million, seven hundred twenty-five thousand, seven hundred forty".