4997870 has 8 divisors (see below), whose sum is σ = 8996184. Its totient is φ = 1999144.

The previous prime is 4997843. The next prime is 4997887. The reversal of 4997870 is 787994.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249884 + ... + 249903.

It is an arithmetic number, because the mean of its divisors is an integer number (1124523).

Almost surely, 2^4997870 is an apocalyptic number.

4997870 is a deficient number, since it is larger than the sum of its proper divisors (3998314).

4997870 is a wasteful number, since it uses less digits than its factorization.

4997870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499794.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 4997870 is about 2235.5916442857. The cubic root of 4997870 is about 170.9733095604.

The spelling of 4997870 in words is "four million, nine hundred ninety-seven thousand, eight hundred seventy".