2151424326 has 16 divisors (see below), whose sum is σ = 4306955328. Its totient is φ = 716457000.

The previous prime is 2151424291. The next prime is 2151424351. The reversal of 2151424326 is 6234241512.

It is a junction number, because it is equal to n+sod(n) for n = 2151424293 and 2151424302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164280 + ... + 176891.

It is an arithmetic number, because the mean of its divisors is an integer number (269184708).

Almost surely, 2^2151424326 is an apocalyptic number.

2151424326 is an abundant number, since it is smaller than the sum of its proper divisors (2155531002).

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

2151424326 is a wasteful number, since it uses less digits than its factorization.

2151424326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342227.

The product of its digits is 11520, while the sum is 30.

The square root of 2151424326 is about 46383.4488368427. The cubic root of 2151424326 is about 1290.9478293404.

Adding to 2151424326 its reverse (6234241512), we get a palindrome (8385665838).

The spelling of 2151424326 in words is "two billion, one hundred fifty-one million, four hundred twenty-four thousand, three hundred twenty-six".