49019724 has 36 divisors (see below), whose sum is σ = 133443856. Its totient is φ = 15082848.

The previous prime is 49019689. The next prime is 49019741. The reversal of 49019724 is 42791094.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51904 + ... + 52839.

Almost surely, 2^49019724 is an apocalyptic number.

It is an amenable number.

49019724 is an abundant number, since it is smaller than the sum of its proper divisors (84424132).

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

49019724 is a wasteful number, since it uses less digits than its factorization.

49019724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104766 (or 104761 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 49019724 is about 7001.4087153944. The cubic root of 49019724 is about 365.9796638347.

The spelling of 49019724 in words is "forty-nine million, nineteen thousand, seven hundred twenty-four".