49763278 has 4 divisors (see below), whose sum is σ = 74644920. Its totient is φ = 24881638.

The previous prime is 49763269. The next prime is 49763281. The reversal of 49763278 is 87236794.

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

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 as a sum of consecutive naturals, namely, 12440818 + ... + 12440821.

It is an arithmetic number, because the mean of its divisors is an integer number (18661230).

Almost surely, 2^49763278 is an apocalyptic number.

49763278 is a deficient number, since it is larger than the sum of its proper divisors (24881642).

49763278 is a wasteful number, since it uses less digits than its factorization.

49763278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24881641.

The product of its digits is 508032, while the sum is 46.

The square root of 49763278 is about 7054.3091795016. The cubic root of 49763278 is about 367.8208357148.

The spelling of 49763278 in words is "forty-nine million, seven hundred sixty-three thousand, two hundred seventy-eight".