2246737878 has 128 divisors (see below), whose sum is σ = 6552576000. Its totient is φ = 552834720.

The previous prime is 2246737861. The next prime is 2246737879. The reversal of 2246737878 is 8787376422.

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 (2246737879) 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, 64783 + ... + 93221.

It is an arithmetic number, because the mean of its divisors is an integer number (51192000).

Almost surely, 2^2246737878 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2246737878, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3276288000).

2246737878 is an abundant number, since it is smaller than the sum of its proper divisors (4305838122).

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

2246737878 is a wasteful number, since it uses less digits than its factorization.

2246737878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28487 (or 28481 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 54.

The square root of 2246737878 is about 47399.7666449952. The cubic root of 2246737878 is about 1309.7371183553.

The spelling of 2246737878 in words is "two billion, two hundred forty-six million, seven hundred thirty-seven thousand, eight hundred seventy-eight".