1921088498 has 16 divisors (see below), whose sum is σ = 3349114560. Its totient is φ = 809368656.

The previous prime is 1921088483. The next prime is 1921088567. The reversal of 1921088498 is 8948801291.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

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, 1162061 + ... + 1163712.

It is an arithmetic number, because the mean of its divisors is an integer number (209319660).

Almost surely, 2^1921088498 is an apocalyptic number.

1921088498 is a deficient number, since it is larger than the sum of its proper divisors (1428026062).

1921088498 is a wasteful number, since it uses less digits than its factorization.

1921088498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325841.

The product of its (nonzero) digits is 331776, while the sum is 50.

The square root of 1921088498 is about 43830.2235677620. The cubic root of 1921088498 is about 1243.1278341464.

The spelling of 1921088498 in words is "one billion, nine hundred twenty-one million, eighty-eight thousand, four hundred ninety-eight".