1225908350 has 24 divisors (see below), whose sum is σ = 2292944760. Its totient is φ = 487620320.

The previous prime is 1225908317. The next prime is 1225908373. The reversal of 1225908350 is 538095221.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1225908350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59537 + ... + 77436.

It is an arithmetic number, because the mean of its divisors is an integer number (95539365).

Almost surely, 2^1225908350 is an apocalyptic number.

1225908350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1225908350 is a deficient number, since it is larger than the sum of its proper divisors (1067036410).

1225908350 is a wasteful number, since it uses less digits than its factorization.

1225908350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137164 (or 137159 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 1225908350 is about 35012.9740239243. The cubic root of 1225908350 is about 1070.2518841016.

The spelling of 1225908350 in words is "one billion, two hundred twenty-five million, nine hundred eight thousand, three hundred fifty".