726103020 has 48 divisors (see below), whose sum is σ = 2046064608. Its totient is φ = 192391680.

The previous prime is 726103003. The next prime is 726103033. The reversal of 726103020 is 20301627.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29121 + ... + 47960.

It is an arithmetic number, because the mean of its divisors is an integer number (42626346).

Almost surely, 2^726103020 is an apocalyptic number.

It is an amenable number.

726103020 is an abundant number, since it is smaller than the sum of its proper divisors (1319961588).

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

726103020 is a wasteful number, since it uses less digits than its factorization.

726103020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77250 (or 77248 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 726103020 is about 26946.2988182051. The cubic root of 726103020 is about 898.8062444692.

Adding to 726103020 its reverse (20301627), we get a palindrome (746404647).

The spelling of 726103020 in words is "seven hundred twenty-six million, one hundred three thousand, twenty".