1396226250 has 120 divisors (see below), whose sum is σ = 3830523840. Its totient is φ = 367380000.

The previous prime is 1396226239. The next prime is 1396226263. The reversal of 1396226250 is 526226931.

1396226250 is a `hidden beast` number, since 1 + 3 + 9 + 6 + 22 + 625 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 887965 + ... + 889535.

It is an arithmetic number, because the mean of its divisors is an integer number (31921032).

Almost surely, 2^1396226250 is an apocalyptic number.

1396226250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1396226250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1915261920).

1396226250 is an abundant number, since it is smaller than the sum of its proper divisors (2434297590).

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

1396226250 is a wasteful number, since it uses less digits than its factorization.

1396226250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678 (or 1660 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 1396226250 is about 37366.1109830820. The cubic root of 1396226250 is about 1117.6828822503.

The spelling of 1396226250 in words is "one billion, three hundred ninety-six million, two hundred twenty-six thousand, two hundred fifty".