1226356770 has 32 divisors (see below), whose sum is σ = 2947119552. Its totient is φ = 326599232.

The previous prime is 1226356763. The next prime is 1226356777. The reversal of 1226356770 is 776536221.

It is an interprime number because it is at equal distance from previous prime (1226356763) and next prime (1226356777).

It is not an unprimeable number, because it can be changed into a prime (1226356777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3252 + ... + 49631.

It is an arithmetic number, because the mean of its divisors is an integer number (92097486).

Almost surely, 2^1226356770 is an apocalyptic number.

1226356770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1226356770 is an abundant number, since it is smaller than the sum of its proper divisors (1720762782).

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

1226356770 is a wasteful number, since it uses less digits than its factorization.

1226356770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53666.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 1226356770 is about 35019.3770647052. The cubic root of 1226356770 is about 1070.3823625465.

The spelling of 1226356770 in words is "one billion, two hundred twenty-six million, three hundred fifty-six thousand, seven hundred seventy".