14993783 has 16 divisors (see below), whose sum is σ = 17858880. Its totient is φ = 12316416.

The previous prime is 14993777. The next prime is 14993789. The reversal of 14993783 is 38739941.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14993777) and next prime (14993789).

It is not a de Polignac number, because 14993783 - 2¹² = 14989687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14993789) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47141 + ... + 47457.

It is an arithmetic number, because the mean of its divisors is an integer number (1116180).

Almost surely, 2^14993783 is an apocalyptic number.

14993783 is a deficient number, since it is larger than the sum of its proper divisors (2865097).

14993783 is a wasteful number, since it uses less digits than its factorization.

14993783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586.

The product of its digits is 163296, while the sum is 44.

The square root of 14993783 is about 3872.1806517775. The cubic root of 14993783 is about 246.5871306348.

The spelling of 14993783 in words is "fourteen million, nine hundred ninety-three thousand, seven hundred eighty-three".