3498258240 has 448 divisors, whose sum is σ = 13120542720. Its totient is φ = 875888640.

The previous prime is 3498258233. The next prime is 3498258289. The reversal of 3498258240 is 428528943.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9909904 + ... + 9910256.

Almost surely, 2^3498258240 is an apocalyptic number.

3498258240 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 3498258240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6560271360).

3498258240 is an abundant number, since it is smaller than the sum of its proper divisors (9622284480).

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

3498258240 is a wasteful number, since it uses less digits than its factorization.

3498258240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 3498258240 is about 59146.0754403874. The cubic root of 3498258240 is about 1518.0425865663.

The spelling of 3498258240 in words is "three billion, four hundred ninety-eight million, two hundred fifty-eight thousand, two hundred forty".