2690348850 has 192 divisors, whose sum is σ = 8765510400. Its totient is φ = 593671680.

The previous prime is 2690348849. The next prime is 2690348851. The reversal of 2690348850 is 588430962.

2690348850 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2690348849) and next prime (2690348851).

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2690348796 and 2690348805.

It is not an unprimeable number, because it can be changed into a prime (2690348851) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 269142 + ... + 278958.

It is an arithmetic number, because the mean of its divisors is an integer number (45653700).

Almost surely, 2^2690348850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2690348850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4382755200).

2690348850 is an abundant number, since it is smaller than the sum of its proper divisors (6075161550).

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

2690348850 is a wasteful number, since it uses less digits than its factorization.

2690348850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9874 (or 9863 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 2690348850 is about 51868.5728548608. The cubic root of 2690348850 is about 1390.8155333597.

The spelling of 2690348850 in words is "two billion, six hundred ninety million, three hundred forty-eight thousand, eight hundred fifty".