49918378 has 8 divisors (see below), whose sum is σ = 75176640. Its totient is φ = 24859500.

The previous prime is 49918373. The next prime is 49918381. The reversal of 49918378 is 87381994.

It is a happy number.

49918378 is nontrivially palindromic in base 14.

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

It is not an unprimeable number, because it can be changed into a prime (49918373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49218 + ... + 50221.

It is an arithmetic number, because the mean of its divisors is an integer number (9397080).

Almost surely, 2^49918378 is an apocalyptic number.

49918378 is a deficient number, since it is larger than the sum of its proper divisors (25258262).

49918378 is a wasteful number, since it uses less digits than its factorization.

49918378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99692.

The product of its digits is 435456, while the sum is 49.

The square root of 49918378 is about 7065.2939075455. The cubic root of 49918378 is about 368.2025753365.

The spelling of 49918378 in words is "forty-nine million, nine hundred eighteen thousand, three hundred seventy-eight".