1226395052 has 96 divisors (see below), whose sum is σ = 2438553600. Its totient is φ = 536956992.

The previous prime is 1226395039. The next prime is 1226395067. The reversal of 1226395052 is 2505936221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11461583 + ... + 11461689.

It is an arithmetic number, because the mean of its divisors is an integer number (25401600).

Almost surely, 2^1226395052 is an apocalyptic number.

It is an amenable number.

1226395052 is a deficient number, since it is larger than the sum of its proper divisors (1212158548).

1226395052 is a wasteful number, since it uses less digits than its factorization.

1226395052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 1226395052 is about 35019.9236435490. The cubic root of 1226395052 is about 1070.3935001296.

The spelling of 1226395052 in words is "one billion, two hundred twenty-six million, three hundred ninety-five thousand, fifty-two".