49144786 has 16 divisors (see below), whose sum is σ = 75740544. Its totient is φ = 23902704.

The previous prime is 49144783. The next prime is 49144787. The reversal of 49144786 is 68744194.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (49144783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22791 + ... + 24853.

It is an arithmetic number, because the mean of its divisors is an integer number (4733784).

Almost surely, 2^49144786 is an apocalyptic number.

49144786 is a deficient number, since it is larger than the sum of its proper divisors (26595758).

49144786 is a wasteful number, since it uses less digits than its factorization.

49144786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2385.

The product of its digits is 193536, while the sum is 43.

The square root of 49144786 is about 7010.3342288367. The cubic root of 49144786 is about 366.2906358016.

The spelling of 49144786 in words is "forty-nine million, one hundred forty-four thousand, seven hundred eighty-six".