2797938234 has 128 divisors (see below), whose sum is σ = 8102868480. Its totient is φ = 694490112.

The previous prime is 2797938223. The next prime is 2797938239. The reversal of 2797938234 is 4328397972.

It is a super-2 number, since 2×2797938234² = 15656916722558077512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2797938239) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66792 + ... + 100284.

It is an arithmetic number, because the mean of its divisors is an integer number (63303660).

Almost surely, 2^2797938234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2797938234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4051434240).

2797938234 is an abundant number, since it is smaller than the sum of its proper divisors (5304930246).

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

2797938234 is a wasteful number, since it uses less digits than its factorization.

2797938234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33541 (or 33535 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 2797938234 is about 52895.5407761373. The cubic root of 2797938234 is about 1409.1137119198.

The spelling of 2797938234 in words is "two billion, seven hundred ninety-seven million, nine hundred thirty-eight thousand, two hundred thirty-four".