1225040334 has 32 divisors (see below), whose sum is σ = 2816294400. Its totient is φ = 347986272.

The previous prime is 1225040317. The next prime is 1225040339. The reversal of 1225040334 is 4330405221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225040339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77034 + ... + 91565.

It is an arithmetic number, because the mean of its divisors is an integer number (88009200).

Almost surely, 2^1225040334 is an apocalyptic number.

1225040334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1225040334 is an abundant number, since it is smaller than the sum of its proper divisors (1591254066).

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

1225040334 is a wasteful number, since it uses less digits than its factorization.

1225040334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168784.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 1225040334 is about 35000.5761952571. The cubic root of 1225040334 is about 1069.9992238036. Note that the first 3 decimals are identical.

Adding to 1225040334 its reverse (4330405221), we get a palindrome (5555445555).

The spelling of 1225040334 in words is "one billion, two hundred twenty-five million, forty thousand, three hundred thirty-four".