1654452856 has 24 divisors (see below), whose sum is σ = 3608565120. Its totient is φ = 709051056.

The previous prime is 1654452851. The next prime is 1654452901. The reversal of 1654452856 is 6582544561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1654452851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2109880 + ... + 2110663.

It is an arithmetic number, because the mean of its divisors is an integer number (150356880).

Almost surely, 2^1654452856 is an apocalyptic number.

It is an amenable number.

1654452856 is an abundant number, since it is smaller than the sum of its proper divisors (1954112264).

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

1654452856 is a wasteful number, since it uses less digits than its factorization.

1654452856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4220563 (or 4220552 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 46.

The square root of 1654452856 is about 40674.9659618788. The cubic root of 1654452856 is about 1182.7277830294.

The spelling of 1654452856 in words is "one billion, six hundred fifty-four million, four hundred fifty-two thousand, eight hundred fifty-six".