1226653530 has 32 divisors (see below), whose sum is σ = 3117144384. Its totient is φ = 307865856.

The previous prime is 1226653511. The next prime is 1226653541. The reversal of 1226653530 is 353566221.

It is a super-2 number, since 2×1226653530² = 3009357765322921800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1226653491 and 1226653500.

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 15 ways as a sum of consecutive naturals, for example, 1202092 + ... + 1203111.

It is an arithmetic number, because the mean of its divisors is an integer number (97410762).

Almost surely, 2^1226653530 is an apocalyptic number.

1226653530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1226653530 is an abundant number, since it is smaller than the sum of its proper divisors (1890490854).

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

1226653530 is a wasteful number, since it uses less digits than its factorization.

1226653530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405230.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 1226653530 is about 35023.6138912020. The cubic root of 1226653530 is about 1070.4686944251.

The spelling of 1226653530 in words is "one billion, two hundred twenty-six million, six hundred fifty-three thousand, five hundred thirty".