49522278 has 16 divisors (see below), whose sum is σ = 106663536. Its totient is φ = 15237600.

The previous prime is 49522267. The next prime is 49522307. The reversal of 49522278 is 87222594.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317373 + ... + 317528.

It is an arithmetic number, because the mean of its divisors is an integer number (6666471).

Almost surely, 2^49522278 is an apocalyptic number.

49522278 is an abundant number, since it is smaller than the sum of its proper divisors (57141258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49522278 is a wasteful number, since it uses less digits than its factorization.

49522278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634919.

The product of its digits is 80640, while the sum is 39.

The square root of 49522278 is about 7037.2066901577. The cubic root of 49522278 is about 367.2260979121.

The spelling of 49522278 in words is "forty-nine million, five hundred twenty-two thousand, two hundred seventy-eight".