49688434 has 4 divisors (see below), whose sum is σ = 74532654. Its totient is φ = 24844216.

The previous prime is 49688423. The next prime is 49688453. The reversal of 49688434 is 43488694.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43488694 = 2 ⋅21744347.

It can be written as a sum of positive squares in only one way, i.e., 26677225 + 23011209 = 5165^2 + 4797^2 .

It is a super-3 number, since 3×49688434³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12422107 + ... + 12422110.

Almost surely, 2^49688434 is an apocalyptic number.

49688434 is a deficient number, since it is larger than the sum of its proper divisors (24844220).

49688434 is a wasteful number, since it uses less digits than its factorization.

49688434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24844219.

The product of its digits is 663552, while the sum is 46.

The square root of 49688434 is about 7049.0023407572. The cubic root of 49688434 is about 367.6363422718.

The spelling of 49688434 in words is "forty-nine million, six hundred eighty-eight thousand, four hundred thirty-four".