50149632 has 72 divisors (see below), whose sum is σ = 143766784. Its totient is φ = 15427584.

The previous prime is 50149621. The next prime is 50149657. The reversal of 50149632 is 23694105.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 50149632.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7473 + ... + 12495.

Almost surely, 2^50149632 is an apocalyptic number.

50149632 is a gapful number since it is divisible by the number (52) 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 50149632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71883392).

50149632 is an abundant number, since it is smaller than the sum of its proper divisors (93617152).

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

50149632 is a wasteful number, since it uses less digits than its factorization.

50149632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055 (or 5041 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 50149632 is about 7081.6404879096. The cubic root of 50149632 is about 368.7702832087.

The spelling of 50149632 in words is "fifty million, one hundred forty-nine thousand, six hundred thirty-two".