1098722607 has 8 divisors (see below), whose sum is σ = 1469736576. Its totient is φ = 730095192.

The previous prime is 1098722549. The next prime is 1098722609. The reversal of 1098722607 is 7062278901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1098722607 - 2⁷ = 1098722479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098722609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595563 + ... + 597404.

It is an arithmetic number, because the mean of its divisors is an integer number (183717072).

Almost surely, 2^1098722607 is an apocalyptic number.

1098722607 is a deficient number, since it is larger than the sum of its proper divisors (371013969).

1098722607 is a wasteful number, since it uses less digits than its factorization.

1098722607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193277.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 1098722607 is about 33146.9848855066. The cubic root of 1098722607 is about 1031.8803766233.

The spelling of 1098722607 in words is "one billion, ninety-eight million, seven hundred twenty-two thousand, six hundred seven".