72363254 has 16 divisors (see below), whose sum is σ = 115250688. Its totient is φ = 33958272.

The previous prime is 72363251. The next prime is 72363259. The reversal of 72363254 is 45236327.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 72363254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72363251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10244 + ... + 15800.

It is an arithmetic number, because the mean of its divisors is an integer number (7203168).

Almost surely, 2^72363254 is an apocalyptic number.

72363254 is a deficient number, since it is larger than the sum of its proper divisors (42887434).

72363254 is a wasteful number, since it uses less digits than its factorization.

72363254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5959.

The product of its digits is 30240, while the sum is 32.

The square root of 72363254 is about 8506.6593913240. The cubic root of 72363254 is about 416.7152197998.

The spelling of 72363254 in words is "seventy-two million, three hundred sixty-three thousand, two hundred fifty-four".