14021798 has 16 divisors (see below), whose sum is σ = 24094464. Its totient is φ = 5995080.

The previous prime is 14021797. The next prime is 14021803. The reversal of 14021798 is 89712041.

It is a super-2 number, since 2×14021798² = 393221638305608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14021797) 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, 6743 + ... + 8573.

It is an arithmetic number, because the mean of its divisors is an integer number (1505904).

Almost surely, 2^14021798 is an apocalyptic number.

14021798 is a deficient number, since it is larger than the sum of its proper divisors (10072666).

14021798 is a wasteful number, since it uses less digits than its factorization.

14021798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 14021798 is about 3744.5691340927. The cubic root of 14021798 is about 241.1392479373.

The spelling of 14021798 in words is "fourteen million, twenty-one thousand, seven hundred ninety-eight".