1226562260 has 96 divisors (see below), whose sum is σ = 3224309760. Its totient is φ = 380764800.

The previous prime is 1226562203. The next prime is 1226562283. The reversal of 1226562260 is 622656221.

It is a super-3 number, since 3×1226562260³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 415871 + ... + 418809.

It is an arithmetic number, because the mean of its divisors is an integer number (33586560).

Almost surely, 2^1226562260 is an apocalyptic number.

1226562260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1226562260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1612154880).

1226562260 is an abundant number, since it is smaller than the sum of its proper divisors (1997747500).

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

1226562260 is a wasteful number, since it uses less digits than its factorization.

1226562260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3237 (or 3235 counting only the distinct ones).

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

The square root of 1226562260 is about 35022.3108889177. The cubic root of 1226562260 is about 1070.4421441133.

The spelling of 1226562260 in words is "one billion, two hundred twenty-six million, five hundred sixty-two thousand, two hundred sixty".