4991475 has 12 divisors (see below), whose sum is σ = 8252696. Its totient is φ = 2662080.

The previous prime is 4991473. The next prime is 4991479. The reversal of 4991475 is 5741994.

It is not a de Polignac number, because 4991475 - 2¹ = 4991473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4991473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33202 + ... + 33351.

Almost surely, 2^4991475 is an apocalyptic number.

4991475 is a deficient number, since it is larger than the sum of its proper divisors (3261221).

4991475 is a wasteful number, since it uses less digits than its factorization.

4991475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66566 (or 66561 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 4991475 is about 2234.1609163174. The cubic root of 4991475 is about 170.9003557496.

The spelling of 4991475 in words is "four million, nine hundred ninety-one thousand, four hundred seventy-five".