50049690 has 16 divisors (see below), whose sum is σ = 120119328. Its totient is φ = 13346576.

The previous prime is 50049677. The next prime is 50049691. The reversal of 50049690 is 9694005.

It is a happy number.

It is a super-2 number, since 2×50049690² = 5009942938192200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50049691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 834132 + ... + 834191.

It is an arithmetic number, because the mean of its divisors is an integer number (7507458).

Almost surely, 2^50049690 is an apocalyptic number.

50049690 is an abundant number, since it is smaller than the sum of its proper divisors (70069638).

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

50049690 is a wasteful number, since it uses less digits than its factorization.

50049690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668333.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 50049690 is about 7074.5805529374. The cubic root of 50049690 is about 368.5251491421.

The spelling of 50049690 in words is "fifty million, forty-nine thousand, six hundred ninety".