1225126622 has 16 divisors (see below), whose sum is σ = 1871061120. Its totient is φ = 601464408.

The previous prime is 1225126621. The next prime is 1225126627. The reversal of 1225126622 is 2266215221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225126621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101303 + ... + 112749.

It is an arithmetic number, because the mean of its divisors is an integer number (116941320).

Almost surely, 2^1225126622 is an apocalyptic number.

1225126622 is a deficient number, since it is larger than the sum of its proper divisors (645934498).

1225126622 is a wasteful number, since it uses less digits than its factorization.

1225126622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12415.

The product of its digits is 5760, while the sum is 29.

The square root of 1225126622 is about 35001.8088389729. The cubic root of 1225126622 is about 1070.0243456772.

The spelling of 1225126622 in words is "one billion, two hundred twenty-five million, one hundred twenty-six thousand, six hundred twenty-two".