3442561620 has 24 divisors (see below), whose sum is σ = 9639172704. Its totient is φ = 918016416.

The previous prime is 3442561613. The next prime is 3442561627. The reversal of 3442561620 is 261652443.

It is an interprime number because it is at equal distance from previous prime (3442561613) and next prime (3442561627).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3442561627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28687954 + ... + 28688073.

It is an arithmetic number, because the mean of its divisors is an integer number (401632196).

Almost surely, 2^3442561620 is an apocalyptic number.

3442561620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3442561620 is an abundant number, since it is smaller than the sum of its proper divisors (6196611084).

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

3442561620 is a wasteful number, since it uses less digits than its factorization.

3442561620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57376039 (or 57376037 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 3442561620 is about 58673.3467598364. The cubic root of 3442561620 is about 1509.9430734500.

The spelling of 3442561620 in words is "three billion, four hundred forty-two million, five hundred sixty-one thousand, six hundred twenty".