2134942446 has 128 divisors (see below), whose sum is σ = 5402880000. Its totient is φ = 558835200.

The previous prime is 2134942423. The next prime is 2134942463. The reversal of 2134942446 is 6442494312.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5323846 + ... + 5324246.

It is an arithmetic number, because the mean of its divisors is an integer number (42210000).

Almost surely, 2^2134942446 is an apocalyptic number.

2134942446 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2134942446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2701440000).

2134942446 is an abundant number, since it is smaller than the sum of its proper divisors (3267937554).

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

2134942446 is a wasteful number, since it uses less digits than its factorization.

2134942446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639 (or 625 counting only the distinct ones).

The product of its digits is 165888, while the sum is 39.

The square root of 2134942446 is about 46205.4374073009. The cubic root of 2134942446 is about 1287.6427608814.

The spelling of 2134942446 in words is "two billion, one hundred thirty-four million, nine hundred forty-two thousand, four hundred forty-six".