49490547 has 8 divisors (see below), whose sum is σ = 66099600. Its totient is φ = 32937600.

The previous prime is 49490527. The next prime is 49490591. The reversal of 49490547 is 74509494.

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

It is not a de Polignac number, because 49490547 - 2¹⁰ = 49489523 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 49490499 and 49490508.

It is not an unprimeable number, because it can be changed into a prime (49490527) 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, 11922 + ... + 15527.

It is an arithmetic number, because the mean of its divisors is an integer number (8262450).

Almost surely, 2^49490547 is an apocalyptic number.

49490547 is a deficient number, since it is larger than the sum of its proper divisors (16609053).

49490547 is a wasteful number, since it uses less digits than its factorization.

49490547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28053.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 49490547 is about 7034.9518122017. The cubic root of 49490547 is about 367.1476487682.

The spelling of 49490547 in words is "forty-nine million, four hundred ninety thousand, five hundred forty-seven".