1098418874 has 8 divisors (see below), whose sum is σ = 1883003808. Its totient is φ = 470750940.

The previous prime is 1098418829. The next prime is 1098418903. The reversal of 1098418874 is 4788148901.

It is a happy number.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39229232 + ... + 39229259.

It is an arithmetic number, because the mean of its divisors is an integer number (235375476).

Almost surely, 2^1098418874 is an apocalyptic number.

1098418874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1098418874 is a deficient number, since it is larger than the sum of its proper divisors (784584934).

1098418874 is an equidigital number, since it uses as much as digits as its factorization.

1098418874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78458500.

The product of its (nonzero) digits is 516096, while the sum is 50.

The square root of 1098418874 is about 33142.4029605579. The cubic root of 1098418874 is about 1031.7852828586.

The spelling of 1098418874 in words is "one billion, ninety-eight million, four hundred eighteen thousand, eight hundred seventy-four".