726012120 has 64 divisors (see below), whose sum is σ = 2198430720. Its totient is φ = 191790464.

The previous prime is 726012109. The next prime is 726012121. The reversal of 726012120 is 21210627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726012121) 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, 15432 + ... + 41111.

It is an arithmetic number, because the mean of its divisors is an integer number (34350480).

Almost surely, 2^726012120 is an apocalyptic number.

It is an amenable number.

726012120 is an abundant number, since it is smaller than the sum of its proper divisors (1472418600).

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

726012120 is a wasteful number, since it uses less digits than its factorization.

726012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56664 (or 56660 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 726012120 is about 26944.6120773709. The cubic root of 726012120 is about 898.7687360647.

Adding to 726012120 its reverse (21210627), we get a palindrome (747222747).

The spelling of 726012120 in words is "seven hundred twenty-six million, twelve thousand, one hundred twenty".