1226267925 has 24 divisors (see below), whose sum is σ = 2029614144. Its totient is φ = 653304960.

The previous prime is 1226267897. The next prime is 1226267951. The reversal of 1226267925 is 5297626221.

It is not a de Polignac number, because 1226267925 - 2¹³ = 1226259733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65409 + ... + 82041.

It is an arithmetic number, because the mean of its divisors is an integer number (84567256).

Almost surely, 2^1226267925 is an apocalyptic number.

1226267925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1226267925 is a deficient number, since it is larger than the sum of its proper divisors (803346219).

1226267925 is a wasteful number, since it uses less digits than its factorization.

1226267925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17629 (or 17624 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 1226267925 is about 35018.1085297307. The cubic root of 1226267925 is about 1070.3565135114.

The spelling of 1226267925 in words is "one billion, two hundred twenty-six million, two hundred sixty-seven thousand, nine hundred twenty-five".