2451223132 has 12 divisors (see below), whose sum is σ = 4541972400. Its totient is φ = 1153516736.

The previous prime is 2451223097. The next prime is 2451223141. The reversal of 2451223132 is 2313221542.

It is a junction number, because it is equal to n+sod(n) for n = 2451223097 and 2451223106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18023632 + ... + 18023767.

It is an arithmetic number, because the mean of its divisors is an integer number (378497700).

Almost surely, 2^2451223132 is an apocalyptic number.

It is an amenable number.

2451223132 is a deficient number, since it is larger than the sum of its proper divisors (2090749268).

2451223132 is a wasteful number, since it uses less digits than its factorization.

2451223132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36047420 (or 36047418 counting only the distinct ones).

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

The square root of 2451223132 is about 49509.8286403821. The cubic root of 2451223132 is about 1348.3240532377.

Adding to 2451223132 its reverse (2313221542), we get a palindrome (4764444674).

The spelling of 2451223132 in words is "two billion, four hundred fifty-one million, two hundred twenty-three thousand, one hundred thirty-two".