5091650 has 12 divisors (see below), whose sum is σ = 9470562. Its totient is φ = 2036640.

The previous prime is 5091649. The next prime is 5091659. The reversal of 5091650 is 561905.

It can be written as a sum of positive squares in 3 ways, for example, as 4481689 + 609961 = 2117^2 + 781^2 .

It is not an unprimeable number, because it can be changed into a prime (5091659) 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, 50867 + ... + 50966.

Almost surely, 2^5091650 is an apocalyptic number.

5091650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5091650 is a deficient number, since it is larger than the sum of its proper divisors (4378912).

5091650 is a wasteful number, since it uses less digits than its factorization.

5091650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101845 (or 101840 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 5091650 is about 2256.4684797267. The cubic root of 5091650 is about 172.0360704953.

The spelling of 5091650 in words is "five million, ninety-one thousand, six hundred fifty".