72458482 has 8 divisors (see below), whose sum is σ = 110218752. Its totient is φ = 35718900.

The previous prime is 72458467. The next prime is 72458489. The reversal of 72458482 is 28485427.

72458482 = 474² + 475² + ... + 686².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×72458482² = 10500463227488648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72458489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254994 + ... + 255277.

It is an arithmetic number, because the mean of its divisors is an integer number (13777344).

Almost surely, 2^72458482 is an apocalyptic number.

72458482 is a deficient number, since it is larger than the sum of its proper divisors (37760270).

72458482 is a wasteful number, since it uses less digits than its factorization.

72458482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510344.

The product of its digits is 143360, while the sum is 40.

The square root of 72458482 is about 8512.2548129153. The cubic root of 72458482 is about 416.8979348301.

The spelling of 72458482 in words is "seventy-two million, four hundred fifty-eight thousand, four hundred eighty-two".