1228996604 has 24 divisors (see below), whose sum is σ = 2374541568. Its totient is φ = 551902640.

The previous prime is 1228996603. The next prime is 1228996621. The reversal of 1228996604 is 4066998221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1228996603) 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, 164612 + ... + 171915.

It is an arithmetic number, because the mean of its divisors is an integer number (98939232).

Almost surely, 2^1228996604 is an apocalyptic number.

It is an amenable number.

1228996604 is a deficient number, since it is larger than the sum of its proper divisors (1145544964).

1228996604 is a wasteful number, since it uses less digits than its factorization.

1228996604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336625 (or 336623 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 1228996604 is about 35057.0478506106. The cubic root of 1228996604 is about 1071.1498408681.

The spelling of 1228996604 in words is "one billion, two hundred twenty-eight million, nine hundred ninety-six thousand, six hundred four".