1225437326 has 8 divisors (see below), whose sum is σ = 1851573600. Its totient is φ = 608246128.

The previous prime is 1225437307. The next prime is 1225437341. The reversal of 1225437326 is 6237345221.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2235926 + ... + 2236473.

It is an arithmetic number, because the mean of its divisors is an integer number (231446700).

Almost surely, 2^1225437326 is an apocalyptic number.

1225437326 is a deficient number, since it is larger than the sum of its proper divisors (626136274).

1225437326 is a wasteful number, since it uses less digits than its factorization.

1225437326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4472538.

The product of its digits is 60480, while the sum is 35.

The square root of 1225437326 is about 35006.2469567933. The cubic root of 1225437326 is about 1070.1147942173.

The spelling of 1225437326 in words is "one billion, two hundred twenty-five million, four hundred thirty-seven thousand, three hundred twenty-six".