1616022340 has 24 divisors (see below), whose sum is σ = 3418067520. Its totient is φ = 641757408.

The previous prime is 1616022319. The next prime is 1616022383. The reversal of 1616022340 is 432206161.

It is a super-2 number, since 2×1616022340² = 5223056406758151200, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 287872 + ... + 293431.

It is an arithmetic number, because the mean of its divisors is an integer number (142419480).

Almost surely, 2^1616022340 is an apocalyptic number.

1616022340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1616022340 is an abundant number, since it is smaller than the sum of its proper divisors (1802045180).

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

1616022340 is a wasteful number, since it uses less digits than its factorization.

1616022340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581451 (or 581449 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1616022340 is about 40199.7803476586. The cubic root of 1616022340 is about 1173.4982692194.

The spelling of 1616022340 in words is "one billion, six hundred sixteen million, twenty-two thousand, three hundred forty".