50144636 has 6 divisors (see below), whose sum is σ = 87753120. Its totient is φ = 25072316.

The previous prime is 50144621. The next prime is 50144641. The reversal of 50144636 is 63644105.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 50144599 and 50144608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6268076 + ... + 6268083.

It is an arithmetic number, because the mean of its divisors is an integer number (14625520).

Almost surely, 2^50144636 is an apocalyptic number.

It is an amenable number.

50144636 is a deficient number, since it is larger than the sum of its proper divisors (37608484).

50144636 is a wasteful number, since it uses less digits than its factorization.

50144636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12536163 (or 12536161 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 50144636 is about 7081.2877359983. The cubic root of 50144636 is about 368.7580369406.

The spelling of 50144636 in words is "fifty million, one hundred forty-four thousand, six hundred thirty-six".