4957990 has 8 divisors (see below), whose sum is σ = 8924400. Its totient is φ = 1983192.

The previous prime is 4957987. The next prime is 4958011. The reversal of 4957990 is 997594.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247890 + ... + 247909.

It is an arithmetic number, because the mean of its divisors is an integer number (1115550).

Almost surely, 2^4957990 is an apocalyptic number.

4957990 is a deficient number, since it is larger than the sum of its proper divisors (3966410).

4957990 is a wasteful number, since it uses less digits than its factorization.

4957990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495806.

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 4957990 is about 2226.6544410842. The cubic root of 4957990 is about 170.5173398486.

The spelling of 4957990 in words is "four million, nine hundred fifty-seven thousand, nine hundred ninety".