1198534 has 8 divisors (see below), whose sum is σ = 1903608. Its totient is φ = 564000.

The previous prime is 1198523. The next prime is 1198537. The reversal of 1198534 is 4358911.

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

It is a junction number, because it is equal to n+sod(n) for n = 1198496 and 1198505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198537) 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, 17592 + ... + 17659.

It is an arithmetic number, because the mean of its divisors is an integer number (237951).

2^1198534 is an apocalyptic number.

1198534 is a deficient number, since it is larger than the sum of its proper divisors (705074).

1198534 is a wasteful number, since it uses less digits than its factorization.

1198534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35270.

The product of its digits is 4320, while the sum is 31.

The square root of 1198534 is about 1094.7757761295. The cubic root of 1198534 is about 106.2225654658. Note that the first 3 decimals are identical.

The spelling of 1198534 in words is "one million, one hundred ninety-eight thousand, five hundred thirty-four".