49999375 has 10 divisors (see below), whose sum is σ = 62480000. Its totient is φ = 39999000.

The previous prime is 49999361. The next prime is 49999387. The reversal of 49999375 is 57399994.

It is not a de Polignac number, because 49999375 - 2¹⁷ = 49868303 is a prime.

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 39375 + ... + 40624.

It is an arithmetic number, because the mean of its divisors is an integer number (6248000).

Almost surely, 2^49999375 is an apocalyptic number.

49999375 is a deficient number, since it is larger than the sum of its proper divisors (12480625).

49999375 is an frugal number, since it uses more digits than its factorization.

49999375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80019 (or 80004 counting only the distinct ones).

The product of its digits is 2755620, while the sum is 55.

The square root of 49999375 is about 7071.0236175535. The cubic root of 49999375 is about 368.4016148445.

The spelling of 49999375 in words is "forty-nine million, nine hundred ninety-nine thousand, three hundred seventy-five".