1098429 has 8 divisors (see below), whose sum is σ = 1470912. Its totient is φ = 729120.

The previous prime is 1098401. The next prime is 1098439. The reversal of 1098429 is 9248901.

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

It is not a de Polignac number, because 1098429 - 2⁵ = 1098397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1098429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192 + ... + 1494.

It is an arithmetic number, because the mean of its divisors is an integer number (183864).

2^1098429 is an apocalyptic number.

It is an amenable number.

1098429 is a deficient number, since it is larger than the sum of its proper divisors (372483).

1098429 is a wasteful number, since it uses less digits than its factorization.

1098429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 1098429 is about 1048.0596357078. The cubic root of 1098429 is about 103.1788453424.

The spelling of 1098429 in words is "one million, ninety-eight thousand, four hundred twenty-nine".