49478995 has 4 divisors (see below), whose sum is σ = 59374800. Its totient is φ = 39583192.

The previous prime is 49478981. The next prime is 49478999. The reversal of 49478995 is 59987494.

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

It is a cyclic number.

It is not a de Polignac number, because 49478995 - 2²¹ = 47381843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49478999) 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 3 ways as a sum of consecutive naturals, for example, 4947895 + ... + 4947904.

It is an arithmetic number, because the mean of its divisors is an integer number (14843700).

Almost surely, 2^49478995 is an apocalyptic number.

49478995 is a deficient number, since it is larger than the sum of its proper divisors (9895805).

49478995 is an equidigital number, since it uses as much as digits as its factorization.

49478995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9895804.

The product of its digits is 3265920, while the sum is 55.

The square root of 49478995 is about 7034.1307209918. The cubic root of 49478995 is about 367.1190802170.

The spelling of 49478995 in words is "forty-nine million, four hundred seventy-eight thousand, nine hundred ninety-five".