1914998 has 4 divisors (see below), whose sum is σ = 2872500. Its totient is φ = 957498.

The previous prime is 1914971. The next prime is 1915007. The reversal of 1914998 is 8994191.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478748 + ... + 478751.

It is an arithmetic number, because the mean of its divisors is an integer number (718125).

2^1914998 is an apocalyptic number.

1914998 is a deficient number, since it is larger than the sum of its proper divisors (957502).

1914998 is an equidigital number, since it uses as much as digits as its factorization.

1914998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957501.

The product of its digits is 23328, while the sum is 41.

The square root of 1914998 is about 1383.8345276802. The cubic root of 1914998 is about 124.1812731992.

The spelling of 1914998 in words is "one million, nine hundred fourteen thousand, nine hundred ninety-eight".