82404300 has 72 divisors (see below), whose sum is σ = 260108352. Its totient is φ = 19976000.

The previous prime is 82404281. The next prime is 82404307. The reversal of 82404300 is 340428.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (82404307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9186 + ... + 15785.

It is an arithmetic number, because the mean of its divisors is an integer number (3612616).

Almost surely, 2^82404300 is an apocalyptic number.

It is an amenable number.

82404300 is an abundant number, since it is smaller than the sum of its proper divisors (177704052).

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

82404300 is a wasteful number, since it uses less digits than its factorization.

82404300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24999 (or 24992 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 82404300 is about 9077.6814220372. The cubic root of 82404300 is about 435.1609920681.

Adding to 82404300 its reverse (340428), we get a palindrome (82744728).

The spelling of 82404300 in words is "eighty-two million, four hundred four thousand, three hundred".