47722828 has 6 divisors (see below), whose sum is σ = 83514956. Its totient is φ = 23861412.

The previous prime is 47722823. The next prime is 47722837. The reversal of 47722828 is 82822774.

It is not an unprimeable number, because it can be changed into a prime (47722823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5965350 + ... + 5965357.

Almost surely, 2^47722828 is an apocalyptic number.

It is an amenable number.

47722828 is a deficient number, since it is larger than the sum of its proper divisors (35792128).

47722828 is a wasteful number, since it uses less digits than its factorization.

47722828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11930711 (or 11930709 counting only the distinct ones).

The product of its digits is 100352, while the sum is 40.

The square root of 47722828 is about 6908.1711038451. The cubic root of 47722828 is about 362.7232470264.

The spelling of 47722828 in words is "forty-seven million, seven hundred twenty-two thousand, eight hundred twenty-eight".