4691906 has 4 divisors (see below), whose sum is σ = 7037862. Its totient is φ = 2345952.

The previous prime is 4691903. The next prime is 4691909. The reversal of 4691906 is 6091964.

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

It is an interprime number because it is at equal distance from previous prime (4691903) and next prime (4691909).

It can be written as a sum of positive squares in only one way, i.e., 4661281 + 30625 = 2159^2 + 175^2 .

It is not an unprimeable number, because it can be changed into a prime (4691903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172975 + ... + 1172978.

Almost surely, 2^4691906 is an apocalyptic number.

4691906 is a deficient number, since it is larger than the sum of its proper divisors (2345956).

4691906 is a wasteful number, since it uses less digits than its factorization.

4691906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345955.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 4691906 is about 2166.0807925837. The cubic root of 4691906 is about 167.4106570393.

The spelling of 4691906 in words is "four million, six hundred ninety-one thousand, nine hundred six".