1609426896 has 80 divisors (see below), whose sum is σ = 5183620608. Its totient is φ = 418032000.

The previous prime is 1609426877. The next prime is 1609426913. The reversal of 1609426896 is 6986249061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214030 + ... + 221421.

Almost surely, 2^1609426896 is an apocalyptic number.

1609426896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1609426896 is an abundant number, since it is smaller than the sum of its proper divisors (3574193712).

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

1609426896 is a wasteful number, since it uses less digits than its factorization.

1609426896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435480 (or 435474 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 51.

The square root of 1609426896 is about 40117.6631423118. The cubic root of 1609426896 is about 1171.8996330239.

The spelling of 1609426896 in words is "one billion, six hundred nine million, four hundred twenty-six thousand, eight hundred ninety-six".