49208040 has 256 divisors, whose sum is σ = 196300800. Its totient is φ = 10720512.

The previous prime is 49208023. The next prime is 49208051. The reversal of 49208040 is 4080294.

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

It is a junction number, because it is equal to n+sod(n) for n = 49207995 and 49208013.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 173739 + ... + 174021.

It is an arithmetic number, because the mean of its divisors is an integer number (766800).

Almost surely, 2^49208040 is an apocalyptic number.

49208040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49208040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98150400).

49208040 is an abundant number, since it is smaller than the sum of its proper divisors (147092760).

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

49208040 is a wasteful number, since it uses less digits than its factorization.

49208040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333 (or 323 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 49208040 is about 7014.8442605663. The cubic root of 49208040 is about 366.4477186886.

The spelling of 49208040 in words is "forty-nine million, two hundred eight thousand, forty".