1656854352 has 50 divisors (see below), whose sum is σ = 4795420938. Its totient is φ = 552284352.

The previous prime is 1656854279. The next prime is 1656854363. The reversal of 1656854352 is 2534586561.

1656854352 is a `hidden beast` number, since 1 + 6 + 56 + 8 + 543 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1399059216 + 257795136 = 37404^2 + 16056^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1656854298 and 1656854307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 637923 + ... + 640514.

Almost surely, 2^1656854352 is an apocalyptic number.

1656854352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1656854352 is an abundant number, since it is smaller than the sum of its proper divisors (3138566586).

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

1656854352 is a wasteful number, since it uses less digits than its factorization.

1656854352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278457 (or 1278442 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The square root of 1656854352 is about 40704.4758226906. The cubic root of 1656854352 is about 1183.2997632391.

The spelling of 1656854352 in words is "one billion, six hundred fifty-six million, eight hundred fifty-four thousand, three hundred fifty-two".