2134215340 has 48 divisors (see below), whose sum is σ = 4537939392. Its totient is φ = 843042816.

The previous prime is 2134215329. The next prime is 2134215373. The reversal of 2134215340 is 435124312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1196089 + ... + 1197871.

It is an arithmetic number, because the mean of its divisors is an integer number (94540404).

Almost surely, 2^2134215340 is an apocalyptic number.

2134215340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2134215340 is an abundant number, since it is smaller than the sum of its proper divisors (2403724052).

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

2134215340 is a wasteful number, since it uses less digits than its factorization.

2134215340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2506 (or 2504 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2134215340 is about 46197.5685507365. The cubic root of 2134215340 is about 1287.4965650457.

Adding to 2134215340 its reverse (435124312), we get a palindrome (2569339652).

The spelling of 2134215340 in words is "two billion, one hundred thirty-four million, two hundred fifteen thousand, three hundred forty".