4656390 has 32 divisors (see below), whose sum is σ = 11236320. Its totient is φ = 1234944.

The previous prime is 4656367. The next prime is 4656397. The reversal of 4656390 is 936564.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4656397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7782 + ... + 8358.

It is an arithmetic number, because the mean of its divisors is an integer number (351135).

Almost surely, 2^4656390 is an apocalyptic number.

4656390 is an abundant number, since it is smaller than the sum of its proper divisors (6579930).

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

4656390 is a wasteful number, since it uses less digits than its factorization.

4656390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 4656390 is about 2157.8670023892. The cubic root of 4656390 is about 166.9871743649.

The spelling of 4656390 in words is "four million, six hundred fifty-six thousand, three hundred ninety".