4905690 has 32 divisors (see below), whose sum is σ = 12467520. Its totient is φ = 1231104.

The previous prime is 4905661. The next prime is 4905701. The reversal of 4905690 is 965094.

It is a happy number.

It is a super-2 number, since 2×4905690² = 48131588752200, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4300 + ... + 5319.

It is an arithmetic number, because the mean of its divisors is an integer number (389610).

Almost surely, 2^4905690 is an apocalyptic number.

4905690 is an abundant number, since it is smaller than the sum of its proper divisors (7561830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4905690 is a wasteful number, since it uses less digits than its factorization.

4905690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9646.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 4905690 is about 2214.8792292132. The cubic root of 4905690 is about 169.9156444234.

The spelling of 4905690 in words is "four million, nine hundred five thousand, six hundred ninety".