3149020350 has 144 divisors (see below), whose sum is σ = 9740903328. Its totient is φ = 714424320.

The previous prime is 3149020307. The next prime is 3149020373. The reversal of 3149020350 is 530209413.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 427902 + ... + 435198.

It is an arithmetic number, because the mean of its divisors is an integer number (67645162).

Almost surely, 2^3149020350 is an apocalyptic number.

3149020350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3149020350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4870451664).

3149020350 is an abundant number, since it is smaller than the sum of its proper divisors (6591882978).

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

3149020350 is a wasteful number, since it uses less digits than its factorization.

3149020350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7459 (or 7451 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 3149020350 is about 56116.1327070924. The cubic root of 3149020350 is about 1465.7452284445.

Adding to 3149020350 its reverse (530209413), we get a palindrome (3679229763).

The spelling of 3149020350 in words is "three billion, one hundred forty-nine million, twenty thousand, three hundred fifty".