48449340 has 84 divisors (see below), whose sum is σ = 152591544. Its totient is φ = 12915936.

The previous prime is 48449333. The next prime is 48449351. The reversal of 48449340 is 4394484.

48449340 = 1081² + 1082² + ... + 1120².

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

It is a zygodrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 48449295 and 48449304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 12919 + ... + 16241.

It is an arithmetic number, because the mean of its divisors is an integer number (1816566).

Almost surely, 2^48449340 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 48449340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76295772).

48449340 is an abundant number, since it is smaller than the sum of its proper divisors (104142204).

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

48449340 is a wasteful number, since it uses less digits than its factorization.

48449340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350 (or 3333 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 48449340 is about 6960.5560122737. The cubic root of 48449340 is about 364.5546328718.

The spelling of 48449340 in words is "forty-eight million, four hundred forty-nine thousand, three hundred forty".