49496520 has 128 divisors (see below), whose sum is σ = 165628800. Its totient is φ = 11759616.

The previous prime is 49496509. The next prime is 49496521. The reversal of 49496520 is 2569494.

It is a super-2 number, since 2×49496520² = 4899810984220800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49496521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38122 + ... + 39398.

It is an arithmetic number, because the mean of its divisors is an integer number (1293975).

Almost surely, 2^49496520 is an apocalyptic number.

49496520 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 49496520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82814400).

49496520 is an abundant number, since it is smaller than the sum of its proper divisors (116132280).

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

49496520 is a wasteful number, since it uses less digits than its factorization.

49496520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1323 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 49496520 is about 7035.3763225573. The cubic root of 49496520 is about 367.1624184890.

The spelling of 49496520 in words is "forty-nine million, four hundred ninety-six thousand, five hundred twenty".