49255340 has 48 divisors (see below), whose sum is σ = 107866080. Its totient is φ = 18869760.

The previous prime is 49255333. The next prime is 49255357. The reversal of 49255340 is 4355294.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 49255297 and 49255306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94280 + ... + 94800.

It is an arithmetic number, because the mean of its divisors is an integer number (2247210).

Almost surely, 2^49255340 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 49255340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53933040).

49255340 is an abundant number, since it is smaller than the sum of its proper divisors (58610740).

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

49255340 is a wasteful number, since it uses less digits than its factorization.

49255340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 720 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 49255340 is about 7018.2148727436. The cubic root of 49255340 is about 366.5650939957.

The spelling of 49255340 in words is "forty-nine million, two hundred fifty-five thousand, three hundred forty".