49729542 has 32 divisors (see below), whose sum is σ = 104433408. Its totient is φ = 15756576.

The previous prime is 49729541. The next prime is 49729567. The reversal of 49729542 is 24592794.

It is a junction number, because it is equal to n+sod(n) for n = 49729494 and 49729503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49729541) 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, 22833 + ... + 24915.

It is an arithmetic number, because the mean of its divisors is an integer number (3263544).

Almost surely, 2^49729542 is an apocalyptic number.

49729542 is an abundant number, since it is smaller than the sum of its proper divisors (54703866).

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

49729542 is a wasteful number, since it uses less digits than its factorization.

49729542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284.

The product of its digits is 181440, while the sum is 42.

The square root of 49729542 is about 7051.9176115437. The cubic root of 49729542 is about 367.7376980454.

The spelling of 49729542 in words is "forty-nine million, seven hundred twenty-nine thousand, five hundred forty-two".