4977985 has 8 divisors (see below), whose sum is σ = 6004800. Its totient is φ = 3961584.

The previous prime is 4977979. The next prime is 4978003. The reversal of 4977985 is 5897794.

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 4977985 - 2³ = 4977977 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1507 + ... + 3496.

It is an arithmetic number, because the mean of its divisors is an integer number (750600).

Almost surely, 2^4977985 is an apocalyptic number.

It is an amenable number.

4977985 is a deficient number, since it is larger than the sum of its proper divisors (1026815).

4977985 is a wasteful number, since it uses less digits than its factorization.

4977985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5207.

The product of its digits is 635040, while the sum is 49.

The square root of 4977985 is about 2231.1398432192. The cubic root of 4977985 is about 170.7462579577.

The spelling of 4977985 in words is "four million, nine hundred seventy-seven thousand, nine hundred eighty-five".