723270126 has 32 divisors (see below), whose sum is σ = 1462082688. Its totient is φ = 238511520.

The previous prime is 723270109. The next prime is 723270127. The reversal of 723270126 is 621072327.

It is a junction number, because it is equal to n+sod(n) for n = 723270093 and 723270102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723270127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291945 + ... + 294411.

It is an arithmetic number, because the mean of its divisors is an integer number (45690084).

Almost surely, 2^723270126 is an apocalyptic number.

723270126 is an abundant number, since it is smaller than the sum of its proper divisors (738812562).

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

723270126 is a wasteful number, since it uses less digits than its factorization.

723270126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 723270126 is about 26893.6818974271. The cubic root of 723270126 is about 897.6358222245.

The spelling of 723270126 in words is "seven hundred twenty-three million, two hundred seventy thousand, one hundred twenty-six".