49149270 has 24 divisors (see below), whose sum is σ = 127788336. Its totient is φ = 13106448.

The previous prime is 49149251. The next prime is 49149277. The reversal of 49149270 is 7294194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49149277) 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 11 ways as a sum of consecutive naturals, for example, 272962 + ... + 273141.

It is an arithmetic number, because the mean of its divisors is an integer number (5324514).

Almost surely, 2^49149270 is an apocalyptic number.

49149270 is an abundant number, since it is smaller than the sum of its proper divisors (78639066).

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

49149270 is a wasteful number, since it uses less digits than its factorization.

49149270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546116 (or 546113 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 49149270 is about 7010.6540351097. The cubic root of 49149270 is about 366.3017756558.

The spelling of 49149270 in words is "forty-nine million, one hundred forty-nine thousand, two hundred seventy".