49542658 has 32 divisors (see below), whose sum is σ = 86546880. Its totient is φ = 21020160.

The previous prime is 49542613. The next prime is 49542659. The reversal of 49542658 is 85624594.

It is not an unprimeable number, because it can be changed into a prime (49542659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51510 + ... + 52462.

It is an arithmetic number, because the mean of its divisors is an integer number (2704590).

Almost surely, 2^49542658 is an apocalyptic number.

49542658 is a deficient number, since it is larger than the sum of its proper divisors (37004222).

49542658 is a wasteful number, since it uses less digits than its factorization.

49542658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122.

The product of its digits is 345600, while the sum is 43.

The square root of 49542658 is about 7038.6545589338. The cubic root of 49542658 is about 367.2764660949.

The spelling of 49542658 in words is "forty-nine million, five hundred forty-two thousand, six hundred fifty-eight".