49140336 has 120 divisors (see below), whose sum is σ = 156485520. Its totient is φ = 13203456.

The previous prime is 49140331. The next prime is 49140337. The reversal of 49140336 is 63304194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49140331) 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, 39370 + ... + 40598.

It is an arithmetic number, because the mean of its divisors is an integer number (1304046).

Almost surely, 2^49140336 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 49140336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78242760).

49140336 is an abundant number, since it is smaller than the sum of its proper divisors (107345184).

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

49140336 is a wasteful number, since it uses less digits than its factorization.

49140336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271 (or 1258 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 49140336 is about 7010.0168330754. The cubic root of 49140336 is about 366.2795797455.

The spelling of 49140336 in words is "forty-nine million, one hundred forty thousand, three hundred thirty-six".