4961691 has 18 divisors (see below), whose sum is σ = 8337732. Its totient is φ = 2835000.

The previous prime is 4961689. The next prime is 4961699. The reversal of 4961691 is 1961694.

4961691 is a `hidden beast` number, since 496 + 169 + 1 = 666.

It is not a de Polignac number, because 4961691 - 2¹ = 4961689 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4961699) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5185 + ... + 6066.

Almost surely, 2^4961691 is an apocalyptic number.

4961691 is a deficient number, since it is larger than the sum of its proper divisors (3376041).

4961691 is a wasteful number, since it uses less digits than its factorization.

4961691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11271 (or 11261 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 4961691 is about 2227.4853534872. The cubic root of 4961691 is about 170.5597580941.

It can be divided in two parts, 496 and 1691, that added together give a 7-th power (2187 = 3⁷).

The spelling of 4961691 in words is "four million, nine hundred sixty-one thousand, six hundred ninety-one".