3498929280 has 960 divisors, whose sum is σ = 16045024320. Its totient is φ = 695439360.

The previous prime is 3498929279. The next prime is 3498929387. The reversal of 3498929280 is 829298943.

It is a happy number.

3498929280 is a `hidden beast` number, since 349 + 8 + 9 + 292 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (960).

It is a super-2 number, since 2×3498929280² = 24485012212882636800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 152127349 + ... + 152127371.

It is an arithmetic number, because the mean of its divisors is an integer number (16713567).

Almost surely, 2^3498929280 is an apocalyptic number.

3498929280 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 3498929280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8022512160).

3498929280 is an abundant number, since it is smaller than the sum of its proper divisors (12546095040).

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

3498929280 is a wasteful number, since it uses less digits than its factorization.

3498929280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 3498929280 is about 59151.7479031685. The cubic root of 3498929280 is about 1518.1396445974.

The spelling of 3498929280 in words is "three billion, four hundred ninety-eight million, nine hundred twenty-nine thousand, two hundred eighty".