49788542 has 8 divisors (see below), whose sum is σ = 77092032. Its totient is φ = 24091200.

The previous prime is 49788533. The next prime is 49788547. The reversal of 49788542 is 24588794.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49788547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401459 + ... + 401582.

It is an arithmetic number, because the mean of its divisors is an integer number (9636504).

Almost surely, 2^49788542 is an apocalyptic number.

49788542 is a deficient number, since it is larger than the sum of its proper divisors (27303490).

49788542 is a wasteful number, since it uses less digits than its factorization.

49788542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803074.

The product of its digits is 645120, while the sum is 47.

The square root of 49788542 is about 7056.0996308159. The cubic root of 49788542 is about 367.8830707191.

The spelling of 49788542 in words is "forty-nine million, seven hundred eighty-eight thousand, five hundred forty-two".