47053646 has 4 divisors (see below), whose sum is σ = 70580472. Its totient is φ = 23526822.

The previous prime is 47053639. The next prime is 47053649. The reversal of 47053646 is 64635074.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47053649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11763410 + ... + 11763413.

It is an arithmetic number, because the mean of its divisors is an integer number (17645118).

Almost surely, 2^47053646 is an apocalyptic number.

47053646 is a deficient number, since it is larger than the sum of its proper divisors (23526826).

47053646 is a wasteful number, since it uses less digits than its factorization.

47053646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23526825.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 47053646 is about 6859.5660212582. The cubic root of 47053646 is about 361.0198601219.

The spelling of 47053646 in words is "forty-seven million, fifty-three thousand, six hundred forty-six".