4777491 has 8 divisors (see below), whose sum is σ = 6647040. Its totient is φ = 3046472.

The previous prime is 4777481. The next prime is 4777499. The reversal of 4777491 is 1947774.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4777491 - 2⁷ = 4777363 is a prime.

4777491 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4777499) 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, 34551 + ... + 34688.

It is an arithmetic number, because the mean of its divisors is an integer number (830880).

Almost surely, 2^4777491 is an apocalyptic number.

4777491 is a deficient number, since it is larger than the sum of its proper divisors (1869549).

4777491 is a wasteful number, since it uses less digits than its factorization.

4777491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69265.

The product of its digits is 49392, while the sum is 39.

The square root of 4777491 is about 2185.7472406479. The cubic root of 4777491 is about 168.4224416843.

It can be divided in two parts, 47774 and 91, that multiplied together give a palindrome (4347434).

The spelling of 4777491 in words is "four million, seven hundred seventy-seven thousand, four hundred ninety-one".