557782047 has 12 divisors (see below), whose sum is σ = 819341640. Its totient is φ = 365551728.

The previous prime is 557782033. The next prime is 557782061. The reversal of 557782047 is 740287755.

557782047 is a `hidden beast` number, since 557 + 78 + 20 + 4 + 7 = 666.

557782047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (557782033) and next prime (557782061).

It is not a de Polignac number, because 557782047 - 2¹⁰ = 557781023 is a prime.

It is a super-2 number, since 2×557782047² = 622241623911020418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 557781993 and 557782011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557782447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 524688 + ... + 525749.

It is an arithmetic number, because the mean of its divisors is an integer number (68278470).

Almost surely, 2^557782047 is an apocalyptic number.

557782047 is a deficient number, since it is larger than the sum of its proper divisors (261559593).

557782047 is a wasteful number, since it uses less digits than its factorization.

557782047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050502 (or 1050499 counting only the distinct ones).

The product of its (nonzero) digits is 548800, while the sum is 45.

The square root of 557782047 is about 23617.4098283449. The cubic root of 557782047 is about 823.1674276382.

The spelling of 557782047 in words is "five hundred fifty-seven million, seven hundred eighty-two thousand, forty-seven".