50140646 has 4 divisors (see below), whose sum is σ = 75210972. Its totient is φ = 25070322.

The previous prime is 50140631. The next prime is 50140693. The reversal of 50140646 is 64604105.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64604105 = 5 ⋅12920821.

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, 12535160 + ... + 12535163.

It is an arithmetic number, because the mean of its divisors is an integer number (18802743).

Almost surely, 2^50140646 is an apocalyptic number.

50140646 is a deficient number, since it is larger than the sum of its proper divisors (25070326).

50140646 is a wasteful number, since it uses less digits than its factorization.

50140646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25070325.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 50140646 is about 7081.0060019746. The cubic root of 50140646 is about 368.7482560101.

The spelling of 50140646 in words is "fifty million, one hundred forty thousand, six hundred forty-six".