48649340 has 24 divisors (see below), whose sum is σ = 104541360. Its totient is φ = 19006848.

The previous prime is 48649313. The next prime is 48649343. The reversal of 48649340 is 4394684.

It is a junction number, because it is equal to n+sod(n) for n = 48649294 and 48649303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48649343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27425 + ... + 29144.

It is an arithmetic number, because the mean of its divisors is an integer number (4355890).

Almost surely, 2^48649340 is an apocalyptic number.

It is an amenable number.

48649340 is an abundant number, since it is smaller than the sum of its proper divisors (55892020).

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

48649340 is a wasteful number, since it uses less digits than its factorization.

48649340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56621 (or 56619 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 48649340 is about 6974.9078846964. The cubic root of 48649340 is about 365.0555741989.

The spelling of 48649340 in words is "forty-eight million, six hundred forty-nine thousand, three hundred forty".