49726817 has 6 divisors (see below), whose sum is σ = 57845538. Its totient is φ = 42622944.

The previous prime is 49726811. The next prime is 49726823. The reversal of 49726817 is 71862794.

It is an interprime number because it is at equal distance from previous prime (49726811) and next prime (49726823).

It can be written as a sum of positive squares in only one way, i.e., 49688401 + 38416 = 7049^2 + 196^2 .

It is not a de Polignac number, because 49726817 - 2⁴ = 49726801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49726811) 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, 507368 + ... + 507465.

It is an arithmetic number, because the mean of its divisors is an integer number (9640923).

Almost surely, 2^49726817 is an apocalyptic number.

It is an amenable number.

49726817 is a deficient number, since it is larger than the sum of its proper divisors (8118721).

49726817 is a wasteful number, since it uses less digits than its factorization.

49726817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014847 (or 1014840 counting only the distinct ones).

The product of its digits is 169344, while the sum is 44.

The square root of 49726817 is about 7051.7243990389. The cubic root of 49726817 is about 367.7309810217.

The spelling of 49726817 in words is "forty-nine million, seven hundred twenty-six thousand, eight hundred seventeen".