3212400051 has 48 divisors (see below), whose sum is σ = 5477472000. Its totient is φ = 1775836224.

The previous prime is 3212400049. The next prime is 3212400073. The reversal of 3212400051 is 1500042123.

3212400051 is a `hidden beast` number, since 3 + 212 + 400 + 0 + 51 = 666.

It is not a de Polignac number, because 3212400051 - 2¹ = 3212400049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3212399997 and 3212400033.

It is not an unprimeable number, because it can be changed into a prime (3212400001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 413400 + ... + 421098.

It is an arithmetic number, because the mean of its divisors is an integer number (114114000).

Almost surely, 2^3212400051 is an apocalyptic number.

3212400051 is a deficient number, since it is larger than the sum of its proper divisors (2265071949).

3212400051 is a wasteful number, since it uses less digits than its factorization.

3212400051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7928 (or 7925 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 3212400051 is about 56678.0385246349. The cubic root of 3212400051 is about 1475.5135702386.

Adding to 3212400051 its reverse (1500042123), we get a palindrome (4712442174).

The spelling of 3212400051 in words is "three billion, two hundred twelve million, four hundred thousand, fifty-one".