49148390 has 16 divisors (see below), whose sum is σ = 88572960. Its totient is φ = 19635840.

The previous prime is 49148293. The next prime is 49148399. The reversal of 49148390 is 9384194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49148399) 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, 7655 + ... + 12525.

It is an arithmetic number, because the mean of its divisors is an integer number (5535810).

Almost surely, 2^49148390 is an apocalyptic number.

49148390 is a deficient number, since it is larger than the sum of its proper divisors (39424570).

49148390 is a wasteful number, since it uses less digits than its factorization.

49148390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5887.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 49148390 is about 7010.5912732094. The cubic root of 49148390 is about 366.2995894756.

The spelling of 49148390 in words is "forty-nine million, one hundred forty-eight thousand, three hundred ninety".