4990158 has 12 divisors (see below), whose sum is σ = 10812048. Its totient is φ = 1663380.

The previous prime is 4990157. The next prime is 4990177. The reversal of 4990158 is 8510994.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4990157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138598 + ... + 138633.

It is an arithmetic number, because the mean of its divisors is an integer number (901004).

Almost surely, 2^4990158 is an apocalyptic number.

4990158 is an abundant number, since it is smaller than the sum of its proper divisors (5821890).

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

4990158 is a wasteful number, since it uses less digits than its factorization.

4990158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277239 (or 277236 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 4990158 is about 2233.8661553459. The cubic root of 4990158 is about 170.8853237489.

The spelling of 4990158 in words is "four million, nine hundred ninety thousand, one hundred fifty-eight".