49817013 has 8 divisors (see below), whose sum is σ = 66506688. Its totient is φ = 33169344.

The previous prime is 49817003. The next prime is 49817023. The reversal of 49817013 is 31071894.

It is an interprime number because it is at equal distance from previous prime (49817003) and next prime (49817023).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49817013 - 2⁴ = 49816997 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49817003) 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, 7620 + ... + 12557.

It is an arithmetic number, because the mean of its divisors is an integer number (8313336).

Almost surely, 2^49817013 is an apocalyptic number.

It is an amenable number.

49817013 is a deficient number, since it is larger than the sum of its proper divisors (16689675).

49817013 is a wasteful number, since it uses less digits than its factorization.

49817013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21003.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 49817013 is about 7058.1168168287. The cubic root of 49817013 is about 367.9531805787.

The spelling of 49817013 in words is "forty-nine million, eight hundred seventeen thousand, thirteen".