1098677 has 8 divisors (see below), whose sum is σ = 1139712. Its totient is φ = 1058400.

The previous prime is 1098673. The next prime is 1098689. The reversal of 1098677 is 7768901.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1098677 - 2² = 1098673 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1098677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098673) 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, 5102 + ... + 5312.

It is an arithmetic number, because the mean of its divisors is an integer number (142464).

2^1098677 is an apocalyptic number.

It is an amenable number.

1098677 is a deficient number, since it is larger than the sum of its proper divisors (41035).

1098677 is a wasteful number, since it uses less digits than its factorization.

1098677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379.

The product of its (nonzero) digits is 21168, while the sum is 38.

The square root of 1098677 is about 1048.1779429086. The cubic root of 1098677 is about 103.1866098946.

The spelling of 1098677 in words is "one million, ninety-eight thousand, six hundred seventy-seven".