47002772 has 6 divisors (see below), whose sum is σ = 82254858. Its totient is φ = 23501384.

The previous prime is 47002771. The next prime is 47002783. The reversal of 47002772 is 27720074.

It can be written as a sum of positive squares in only one way, i.e., 39363076 + 7639696 = 6274^2 + 2764^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47002771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5875343 + ... + 5875350.

It is an arithmetic number, because the mean of its divisors is an integer number (13709143).

Almost surely, 2^47002772 is an apocalyptic number.

It is an amenable number.

47002772 is a deficient number, since it is larger than the sum of its proper divisors (35252086).

47002772 is a wasteful number, since it uses less digits than its factorization.

47002772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11750697 (or 11750695 counting only the distinct ones).

The product of its (nonzero) digits is 5488, while the sum is 29.

The square root of 47002772 is about 6855.8567662984. The cubic root of 47002772 is about 360.8897026729.

It can be divided in two parts, 47002 and 772, that added together give a palindrome (47774).

The spelling of 47002772 in words is "forty-seven million, two thousand, seven hundred seventy-two".