50891432 has 8 divisors (see below), whose sum is σ = 95421450. Its totient is φ = 25445712.

The previous prime is 50891411. The next prime is 50891437. The reversal of 50891432 is 23419805.

It can be written as a sum of positive squares in only one way, i.e., 50779876 + 111556 = 7126^2 + 334^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (50891437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3180707 + ... + 3180722.

Almost surely, 2^50891432 is an apocalyptic number.

It is an amenable number.

50891432 is a deficient number, since it is larger than the sum of its proper divisors (44530018).

50891432 is a wasteful number, since it uses less digits than its factorization.

50891432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6361435 (or 6361431 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 50891432 is about 7133.8230984515. The cubic root of 50891432 is about 370.5796417395.

The spelling of 50891432 in words is "fifty million, eight hundred ninety-one thousand, four hundred thirty-two".