4991262 has 16 divisors (see below), whose sum is σ = 10508160. Its totient is φ = 1576152.

The previous prime is 4991257. The next prime is 4991267. The reversal of 4991262 is 2621994.

It is an interprime number because it is at equal distance from previous prime (4991257) and next prime (4991267).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4991267) 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, 21778 + ... + 22005.

It is an arithmetic number, because the mean of its divisors is an integer number (656760).

Almost surely, 2^4991262 is an apocalyptic number.

4991262 is an abundant number, since it is smaller than the sum of its proper divisors (5516898).

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

4991262 is a wasteful number, since it uses less digits than its factorization.

4991262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43807.

The product of its digits is 7776, while the sum is 33.

The square root of 4991262 is about 2234.1132469058. The cubic root of 4991262 is about 170.8979247853.

It can be divided in two parts, 4991 and 262, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 4991262 in words is "four million, nine hundred ninety-one thousand, two hundred sixty-two".