1264250226 has 8 divisors (see below), whose sum is σ = 2528500464. Its totient is φ = 421416740.

The previous prime is 1264250219. The next prime is 1264250231. The reversal of 1264250226 is 6220524621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1264250226 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1264250193 and 1264250202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105354180 + ... + 105354191.

It is an arithmetic number, because the mean of its divisors is an integer number (316062558).

Almost surely, 2^1264250226 is an apocalyptic number.

1264250226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1264250226 is a wasteful number, since it uses less digits than its factorization.

1264250226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210708376.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1264250226 is about 35556.2965731810. The cubic root of 1264250226 is about 1081.2953781127.

Adding to 1264250226 its reverse (6220524621), we get a palindrome (7484774847).

The spelling of 1264250226 in words is "one billion, two hundred sixty-four million, two hundred fifty thousand, two hundred twenty-six".