1204999488 has 336 divisors, whose sum is σ = 4364979840. Its totient is φ = 308736000.

The previous prime is 1204999483. The next prime is 1204999493. The reversal of 1204999488 is 8849994021.

It is an interprime number because it is at equal distance from previous prime (1204999483) and next prime (1204999493).

It is a tau number, because it is divible by the number of its divisors (336).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204999483) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4479418 + ... + 4479686.

Almost surely, 2^1204999488 is an apocalyptic number.

1204999488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1204999488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2182489920).

1204999488 is an abundant number, since it is smaller than the sum of its proper divisors (3159980352).

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

1204999488 is a wasteful number, since it uses less digits than its factorization.

1204999488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 54.

The square root of 1204999488 is about 34713.1025406834. The cubic root of 1204999488 is about 1064.1322879972.

The spelling of 1204999488 in words is "one billion, two hundred four million, nine hundred ninety-nine thousand, four hundred eighty-eight".