1226327152 has 20 divisors (see below), whose sum is σ = 2387954800. Its totient is φ = 610080768.

The previous prime is 1226327143. The next prime is 1226327237. The reversal of 1226327152 is 2517236221.

It is a super-2 number, since 2×1226327152² = 3007756567464862208, which contains 22 as substring.

It is a congruent number.

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, 189393 + ... + 195760.

It is an arithmetic number, because the mean of its divisors is an integer number (119397740).

Almost surely, 2^1226327152 is an apocalyptic number.

It is an amenable number.

1226327152 is a deficient number, since it is larger than the sum of its proper divisors (1161627648).

1226327152 is a wasteful number, since it uses less digits than its factorization.

1226327152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385360 (or 385354 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 1226327152 is about 35018.9541819855. The cubic root of 1226327152 is about 1070.3737454674.

The spelling of 1226327152 in words is "one billion, two hundred twenty-six million, three hundred twenty-seven thousand, one hundred fifty-two".