1654670004 has 48 divisors (see below), whose sum is σ = 4175825472. Its totient is φ = 506932992.

The previous prime is 1654669937. The next prime is 1654670021. The reversal of 1654670004 is 4000764561.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 13587 + ... + 59109.

It is an arithmetic number, because the mean of its divisors is an integer number (86996364).

Almost surely, 2^1654670004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1654670004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2087912736).

1654670004 is an abundant number, since it is smaller than the sum of its proper divisors (2521155468).

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

1654670004 is a wasteful number, since it uses less digits than its factorization.

1654670004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45776 (or 45774 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 1654670004 is about 40677.6351820014. The cubic root of 1654670004 is about 1182.7795253594.

The spelling of 1654670004 in words is "one billion, six hundred fifty-four million, six hundred seventy thousand, four".