4495640 has 32 divisors (see below), whose sum is σ = 10190880. Its totient is φ = 1784832.

The previous prime is 4495637. The next prime is 4495643. The reversal of 4495640 is 465944.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4495637) and next prime (4495643).

It is a junction number, because it is equal to n+sod(n) for n = 4495597 and 4495606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4495643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6344 + ... + 7016.

It is an arithmetic number, because the mean of its divisors is an integer number (318465).

Almost surely, 2^4495640 is an apocalyptic number.

4495640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4495640 is an abundant number, since it is smaller than the sum of its proper divisors (5695240).

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

4495640 is a wasteful number, since it uses less digits than its factorization.

4495640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4495640 is about 2120.2924326611. The cubic root of 4495640 is about 165.0430252047.

The spelling of 4495640 in words is "four million, four hundred ninety-five thousand, six hundred forty".