5091026 has 4 divisors (see below), whose sum is σ = 7636542. Its totient is φ = 2545512.

The previous prime is 5091019. The next prime is 5091061. The reversal of 5091026 is 6201905.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5067001 + 24025 = 2251^2 + 155^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5090992 and 5091010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272755 + ... + 1272758.

Almost surely, 2^5091026 is an apocalyptic number.

5091026 is a deficient number, since it is larger than the sum of its proper divisors (2545516).

5091026 is a wasteful number, since it uses less digits than its factorization.

5091026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545515.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 5091026 is about 2256.3302063306. The cubic root of 5091026 is about 172.0290423286.

The spelling of 5091026 in words is "five million, ninety-one thousand, twenty-six".