49015975 has 6 divisors (see below), whose sum is σ = 60779840. Its totient is φ = 39212760.

The previous prime is 49015973. The next prime is 49015979. The reversal of 49015975 is 57951094.

It is not a de Polignac number, because 49015975 - 2¹ = 49015973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49015973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 980295 + ... + 980344.

Almost surely, 2^49015975 is an apocalyptic number.

49015975 is a deficient number, since it is larger than the sum of its proper divisors (11763865).

49015975 is a wasteful number, since it uses less digits than its factorization.

49015975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960649 (or 1960644 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 49015975 is about 7001.1409784406. The cubic root of 49015975 is about 365.9703336262.

The spelling of 49015975 in words is "forty-nine million, fifteen thousand, nine hundred seventy-five".