49078778 has 8 divisors (see below), whose sum is σ = 84135072. Its totient is φ = 21033756.

The previous prime is 49078753. The next prime is 49078789. The reversal of 49078778 is 87787094.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1752800 + ... + 1752827.

It is an arithmetic number, because the mean of its divisors is an integer number (10516884).

Almost surely, 2^49078778 is an apocalyptic number.

49078778 is a deficient number, since it is larger than the sum of its proper divisors (35056294).

49078778 is a wasteful number, since it uses less digits than its factorization.

49078778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3505636.

The product of its (nonzero) digits is 790272, while the sum is 50.

The square root of 49078778 is about 7005.6247401641. The cubic root of 49078778 is about 366.1265699386.

The spelling of 49078778 in words is "forty-nine million, seventy-eight thousand, seven hundred seventy-eight".