49340340 has 240 divisors, whose sum is σ = 187017600. Its totient is φ = 10637568.

The previous prime is 49340327. The next prime is 49340377. The reversal of 49340340 is 4304394.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 215346 + ... + 215574.

It is an arithmetic number, because the mean of its divisors is an integer number (779240).

Almost surely, 2^49340340 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 49340340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93508800).

49340340 is an abundant number, since it is smaller than the sum of its proper divisors (137677260).

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

49340340 is a wasteful number, since it uses less digits than its factorization.

49340340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 49340340 is about 7024.2679333864. The cubic root of 49340340 is about 366.7758334269.

The spelling of 49340340 in words is "forty-nine million, three hundred forty thousand, three hundred forty".