49435171 has 4 divisors (see below), whose sum is σ = 49491792. Its totient is φ = 49378552.

The previous prime is 49435163. The next prime is 49435189. The reversal of 49435171 is 17153494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17153494 = 2 ⋅8576747.

It is a cyclic number.

It is not a de Polignac number, because 49435171 - 2³ = 49435163 is a prime.

It is a super-2 number, since 2×49435171² = 4887672263598482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49435121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26980 + ... + 28753.

It is an arithmetic number, because the mean of its divisors is an integer number (12372948).

Almost surely, 2^49435171 is an apocalyptic number.

49435171 is a deficient number, since it is larger than the sum of its proper divisors (56621).

49435171 is an equidigital number, since it uses as much as digits as its factorization.

49435171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56620.

The product of its digits is 15120, while the sum is 34.

The square root of 49435171 is about 7031.0149338485. The cubic root of 49435171 is about 367.0106612885.

The spelling of 49435171 in words is "forty-nine million, four hundred thirty-five thousand, one hundred seventy-one".