49365144 has 96 divisors (see below), whose sum is σ = 146240640. Its totient is φ = 14976000.

The previous prime is 49365139. The next prime is 49365149. The reversal of 49365144 is 44156394.

It is an interprime number because it is at equal distance from previous prime (49365139) and next prime (49365149).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 49365099 and 49365108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49365149) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37294 + ... + 38594.

It is an arithmetic number, because the mean of its divisors is an integer number (1523340).

Almost surely, 2^49365144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49365144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73120320).

49365144 is an abundant number, since it is smaller than the sum of its proper divisors (96875496).

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

49365144 is a wasteful number, since it uses less digits than its factorization.

49365144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361 (or 1354 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 49365144 is about 7026.0333047887. The cubic root of 49365144 is about 366.8372840487.

The spelling of 49365144 in words is "forty-nine million, three hundred sixty-five thousand, one hundred forty-four".