3494400000 has 624 divisors, whose sum is σ = 14333332608. Its totient is φ = 737280000.

The previous prime is 3494399981. The next prime is 3494400089. The reversal of 3494400000 is 44943.

It is a tau number, because it is divible by the number of its divisors (624).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 268799994 + ... + 268800006.

Almost surely, 2^3494400000 is an apocalyptic number.

3494400000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3494400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7166666304).

3494400000 is an abundant number, since it is smaller than the sum of its proper divisors (10838932608).

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

3494400000 is an frugal number, since it uses more digits than its factorization.

3494400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 3494400000 is about 59113.4502461157. The cubic root of 3494400000 is about 1517.4842966239.

Adding to 3494400000 its reverse (44943), we get a palindrome (3494444943).

The spelling of 3494400000 in words is "three billion, four hundred ninety-four million, four hundred thousand".