2294677782 has 64 divisors (see below), whose sum is σ = 5452920000. Its totient is φ = 712742400.

The previous prime is 2294677769. The next prime is 2294677787. The reversal of 2294677782 is 2877764922.

It is a happy number.

It is a super-2 number, since 2×2294677782² = 10531092246408879048, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2294677787) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80344 + ... + 105092.

It is an arithmetic number, because the mean of its divisors is an integer number (85201875).

Almost surely, 2^2294677782 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2294677782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2726460000).

2294677782 is an abundant number, since it is smaller than the sum of its proper divisors (3158242218).

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

2294677782 is a wasteful number, since it uses less digits than its factorization.

2294677782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24878 (or 24872 counting only the distinct ones).

The product of its digits is 4741632, while the sum is 54.

The square root of 2294677782 is about 47902.7951376535. The cubic root of 2294677782 is about 1318.9871672696.

The spelling of 2294677782 in words is "two billion, two hundred ninety-four million, six hundred seventy-seven thousand, seven hundred eighty-two".