47777256 has 128 divisors (see below), whose sum is σ = 141696000. Its totient is φ = 14883264.

The previous prime is 47777227. The next prime is 47777281. The reversal of 47777256 is 65277774.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293031 + ... + 293193.

It is an arithmetic number, because the mean of its divisors is an integer number (1107000).

Almost surely, 2^47777256 is an apocalyptic number.

47777256 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47777256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70848000).

47777256 is an abundant number, since it is smaller than the sum of its proper divisors (93918744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47777256 is a wasteful number, since it uses less digits than its factorization.

47777256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 250 counting only the distinct ones).

The product of its digits is 576240, while the sum is 45.

The square root of 47777256 is about 6912.1093741346. The cubic root of 47777256 is about 362.8610902145.

The spelling of 47777256 in words is "forty-seven million, seven hundred seventy-seven thousand, two hundred fifty-six".