72258334 has 16 divisors (see below), whose sum is σ = 112121856. Its totient is φ = 34889400.

The previous prime is 72258331. The next prime is 72258391. The reversal of 72258334 is 43385227.

It is a self number, because there is not a number n which added to its sum of digits gives 72258334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72258331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38199 + ... + 40045.

It is an arithmetic number, because the mean of its divisors is an integer number (7007616).

Almost surely, 2^72258334 is an apocalyptic number.

72258334 is a deficient number, since it is larger than the sum of its proper divisors (39863522).

72258334 is a wasteful number, since it uses less digits than its factorization.

72258334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511.

The product of its digits is 40320, while the sum is 34.

The square root of 72258334 is about 8500.4902211578. The cubic root of 72258334 is about 416.5137229244.

The spelling of 72258334 in words is "seventy-two million, two hundred fifty-eight thousand, three hundred thirty-four".