1254326216 has 128 divisors (see below), whose sum is σ = 2886589440. Its totient is φ = 503193600.

The previous prime is 1254326209. The next prime is 1254326251. The reversal of 1254326216 is 6126234521.

It is a super-2 number, since 2×1254326216² = 3146668512289757312, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4007276 + ... + 4007588.

It is an arithmetic number, because the mean of its divisors is an integer number (22551480).

Almost surely, 2^1254326216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1254326216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1443294720).

1254326216 is an abundant number, since it is smaller than the sum of its proper divisors (1632263224).

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

1254326216 is a wasteful number, since it uses less digits than its factorization.

1254326216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487 (or 483 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 1254326216 is about 35416.4681468946. The cubic root of 1254326216 is about 1078.4586540468.

The spelling of 1254326216 in words is "one billion, two hundred fifty-four million, three hundred twenty-six thousand, two hundred sixteen".