3481639800 has 96 divisors (see below), whose sum is σ = 11361177600. Its totient is φ = 879569280.

The previous prime is 3481639757. The next prime is 3481639807. The reversal of 3481639800 is 89361843.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481639807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 141304 + ... + 164103.

It is an arithmetic number, because the mean of its divisors is an integer number (118345600).

Almost surely, 2^3481639800 is an apocalyptic number.

3481639800 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3481639800 is an abundant number, since it is smaller than the sum of its proper divisors (7879537800).

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

3481639800 is a wasteful number, since it uses less digits than its factorization.

3481639800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305445 (or 305436 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 3481639800 is about 59005.4217847818. The cubic root of 3481639800 is about 1515.6349547934.

The spelling of 3481639800 in words is "three billion, four hundred eighty-one million, six hundred thirty-nine thousand, eight hundred".