4995557 has 8 divisors (see below), whose sum is σ = 5893632. Its totient is φ = 4143600.

The previous prime is 4995553. The next prime is 4995581. The reversal of 4995557 is 7555994.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4995557 - 2² = 4995553 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4995553) 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, 11294 + ... + 11727.

It is an arithmetic number, because the mean of its divisors is an integer number (736704).

Almost surely, 2^4995557 is an apocalyptic number.

It is an amenable number.

4995557 is a deficient number, since it is larger than the sum of its proper divisors (898075).

4995557 is a wasteful number, since it uses less digits than its factorization.

4995557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23059.

The product of its digits is 283500, while the sum is 44.

The square root of 4995557 is about 2235.0742716966. The cubic root of 4995557 is about 170.9469301703.

The spelling of 4995557 in words is "four million, nine hundred ninety-five thousand, five hundred fifty-seven".