1225514004 has 48 divisors (see below), whose sum is σ = 3359455680. Its totient is φ = 342800640.

The previous prime is 1225513981. The next prime is 1225514011. The reversal of 1225514004 is 4004155221.

It is a super-2 number, since 2×1225514004² = 3003769148000224032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355369 + ... + 358800.

It is an arithmetic number, because the mean of its divisors is an integer number (69988660).

Almost surely, 2^1225514004 is an apocalyptic number.

It is an amenable number.

1225514004 is an abundant number, since it is smaller than the sum of its proper divisors (2133941676).

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

1225514004 is a wasteful number, since it uses less digits than its factorization.

1225514004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714200 (or 714198 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1225514004 is about 35007.3421441846. The cubic root of 1225514004 is about 1070.1371134740.

Adding to 1225514004 its reverse (4004155221), we get a palindrome (5229669225).

The spelling of 1225514004 in words is "one billion, two hundred twenty-five million, five hundred fourteen thousand, four".