49278370 has 16 divisors (see below), whose sum is σ = 89150400. Its totient is φ = 19611504.

The previous prime is 49278353. The next prime is 49278371. The reversal of 49278370 is 7387294.

It is not an unprimeable number, because it can be changed into a prime (49278371) 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 7 ways as a sum of consecutive naturals, for example, 10392 + ... + 14371.

It is an arithmetic number, because the mean of its divisors is an integer number (5571900).

Almost surely, 2^49278370 is an apocalyptic number.

49278370 is a deficient number, since it is larger than the sum of its proper divisors (39872030).

49278370 is a wasteful number, since it uses less digits than its factorization.

49278370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24969.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 49278370 is about 7019.8554116164. The cubic root of 49278370 is about 366.6222159154.

The spelling of 49278370 in words is "forty-nine million, two hundred seventy-eight thousand, three hundred seventy".