1914198 has 64 divisors (see below), whose sum is σ = 4741632. Its totient is φ = 506880.

The previous prime is 1914197. The next prime is 1914239. The reversal of 1914198 is 8914191.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1914197) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19686 + ... + 19782.

It is an arithmetic number, because the mean of its divisors is an integer number (74088).

2^1914198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1914198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2370816).

1914198 is an abundant number, since it is smaller than the sum of its proper divisors (2827434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1914198 is a wasteful number, since it uses less digits than its factorization.

1914198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149.

The product of its digits is 2592, while the sum is 33.

The square root of 1914198 is about 1383.5454455854. The cubic root of 1914198 is about 124.1639783412.

It can be divided in two parts, 1914 and 198, that added together give a palindrome (2112).

The spelling of 1914198 in words is "one million, nine hundred fourteen thousand, one hundred ninety-eight".