49492817 has 16 divisors (see below), whose sum is σ = 55157760. Its totient is φ = 44034000.

The previous prime is 49492813. The next prime is 49492823. The reversal of 49492817 is 71829494.

It is a cyclic number.

It is not a de Polignac number, because 49492817 - 2² = 49492813 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49492813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137684 + ... + 138042.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 2^49492817 is an apocalyptic number.

It is an amenable number.

49492817 is a deficient number, since it is larger than the sum of its proper divisors (5664943).

49492817 is a wasteful number, since it uses less digits than its factorization.

49492817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604.

The product of its digits is 145152, while the sum is 44.

The square root of 49492817 is about 7035.1131476331. The cubic root of 49492817 is about 367.1532620450.

The spelling of 49492817 in words is "forty-nine million, four hundred ninety-two thousand, eight hundred seventeen".