4691457 has 12 divisors (see below), whose sum is σ = 6853860. Its totient is φ = 3091968.

The previous prime is 4691443. The next prime is 4691459. The reversal of 4691457 is 7541964.

It can be written as a sum of positive squares in 2 ways, for example, as 2852721 + 1838736 = 1689^2 + 1356^2 .

It is not a de Polignac number, because 4691457 - 2⁷ = 4691329 is a prime.

4691457 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4691459) 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, 2128 + ... + 3729.

It is an arithmetic number, because the mean of its divisors is an integer number (571155).

Almost surely, 2^4691457 is an apocalyptic number.

It is an amenable number.

4691457 is a deficient number, since it is larger than the sum of its proper divisors (2162403).

4691457 is a wasteful number, since it uses less digits than its factorization.

4691457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5952 (or 5949 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 4691457 is about 2165.9771466938. The cubic root of 4691457 is about 167.4053166522.

It can be divided in two parts, 46914 and 57, that added together give a triangular number (46971 = T₃₀₆).

The spelling of 4691457 in words is "four million, six hundred ninety-one thousand, four hundred fifty-seven".