1098456422 has 24 divisors (see below), whose sum is σ = 1917901800. Its totient is φ = 470470560.

The previous prime is 1098456419. The next prime is 1098456431. The reversal of 1098456422 is 2246548901.

It is a super-2 number, since 2×1098456422² = 2413213022066084168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1098456422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233954 + ... + 238602.

It is an arithmetic number, because the mean of its divisors is an integer number (79912575).

Almost surely, 2^1098456422 is an apocalyptic number.

1098456422 is a deficient number, since it is larger than the sum of its proper divisors (819445378).

1098456422 is a wasteful number, since it uses less digits than its factorization.

1098456422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7076 (or 7069 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 1098456422 is about 33142.9694203763. The cubic root of 1098456422 is about 1031.7970394642.

The spelling of 1098456422 in words is "one billion, ninety-eight million, four hundred fifty-six thousand, four hundred twenty-two".