47007773 has 4 divisors (see below), whose sum is σ = 47203068. Its totient is φ = 46812480.

The previous prime is 47007761. The next prime is 47007809. The reversal of 47007773 is 37770074.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19518724 + 27489049 = 4418^2 + 5243^2 .

It is a cyclic number.

It is not a de Polignac number, because 47007773 - 2¹⁰ = 47006749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47007713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97286 + ... + 97767.

It is an arithmetic number, because the mean of its divisors is an integer number (11800767).

Almost surely, 2^47007773 is an apocalyptic number.

It is an amenable number.

47007773 is a deficient number, since it is larger than the sum of its proper divisors (195295).

47007773 is a wasteful number, since it uses less digits than its factorization.

47007773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195294.

The product of its (nonzero) digits is 28812, while the sum is 35.

The square root of 47007773 is about 6856.2214812534. The cubic root of 47007773 is about 360.9025015308.

The spelling of 47007773 in words is "forty-seven million, seven thousand, seven hundred seventy-three".