1098630760 has 16 divisors (see below), whose sum is σ = 2471919300. Its totient is φ = 439452288.

The previous prime is 1098630737. The next prime is 1098630761. The reversal of 1098630760 is 670368901.

It can be written as a sum of positive squares in 2 ways, for example, as 1073610756 + 25020004 = 32766^2 + 5002^2 .

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 27465769 = 1098630760 / (1 + 0 + 9 + 8 + 6 + 3 + 0 + 7 + 6 + 0).

It is not an unprimeable number, because it can be changed into a prime (1098630761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13732845 + ... + 13732924.

Almost surely, 2^1098630760 is an apocalyptic number.

1098630760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1098630760 is an abundant number, since it is smaller than the sum of its proper divisors (1373288540).

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

1098630760 is a wasteful number, since it uses less digits than its factorization.

1098630760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27465780 (or 27465776 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1098630760 is about 33145.5994062560. The cubic root of 1098630760 is about 1031.8516226997.

The spelling of 1098630760 in words is "one billion, ninety-eight million, six hundred thirty thousand, seven hundred sixty".