4693991 has 4 divisors (see below), whose sum is σ = 4711584. Its totient is φ = 4676400.

The previous prime is 4693987. The next prime is 4693993. The reversal of 4693991 is 1993964.

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

It is a cyclic number.

It is not a de Polignac number, because 4693991 - 2² = 4693987 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 (4693993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8390 + ... + 8931.

It is an arithmetic number, because the mean of its divisors is an integer number (1177896).

Almost surely, 2^4693991 is an apocalyptic number.

4693991 is a deficient number, since it is larger than the sum of its proper divisors (17593).

4693991 is a wasteful number, since it uses less digits than its factorization.

4693991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17592.

The product of its digits is 52488, while the sum is 41.

The square root of 4693991 is about 2166.5620231140. The cubic root of 4693991 is about 167.4354514781.

The spelling of 4693991 in words is "four million, six hundred ninety-three thousand, nine hundred ninety-one".