49657042 has 4 divisors (see below), whose sum is σ = 74485566. Its totient is φ = 24828520.

The previous prime is 49657039. The next prime is 49657043. The reversal of 49657042 is 24075694.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45819361 + 3837681 = 6769^2 + 1959^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49656992 and 49657010.

It is not an unprimeable number, because it can be changed into a prime (49657043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12414259 + ... + 12414262.

Almost surely, 2^49657042 is an apocalyptic number.

49657042 is a deficient number, since it is larger than the sum of its proper divisors (24828524).

49657042 is a wasteful number, since it uses less digits than its factorization.

49657042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24828523.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 49657042 is about 7046.7752908689. The cubic root of 49657042 is about 367.5589045907.

The spelling of 49657042 in words is "forty-nine million, six hundred fifty-seven thousand, forty-two".