304612220404 has 6 divisors (see below), whose sum is σ = 533071385714. Its totient is φ = 152306110200.

The previous prime is 304612220383. The next prime is 304612220411. The reversal of 304612220404 is 404022216403.

It can be written as a sum of positive squares in only one way, i.e., 294846828004 + 9765392400 = 542998^2 + 98820^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38076527547 + ... + 38076527554.

Almost surely, 2^304612220404 is an apocalyptic number.

It is an amenable number.

304612220404 is a deficient number, since it is larger than the sum of its proper divisors (228459165310).

304612220404 is a wasteful number, since it uses less digits than its factorization.

304612220404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76153055105 (or 76153055103 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 304612220404 its reverse (404022216403), we get a palindrome (708634436807).

It can be divided in two parts, 3046122 and 20404, that added together give a triangular number (3066526 = T₂₄₇₆).

The spelling of 304612220404 in words is "three hundred four billion, six hundred twelve million, two hundred twenty thousand, four hundred four".